20225242000

素因数分解:

$2^4\times 5^3\times {\mathrm{151}}^1\times {\mathrm{193}}^1\times {\mathrm{347}}^1$

素因数の和:714

約数の個数: 160

約数和(自身を含む): 49626180864

約数和(自身を除く): 29400938864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 151, 193, 200, 250, 302, 347, 386, 400, 500, 604, 694, 755, 772, 965, 1000, 1208, 1388, 1510, 1544, 1735, 1930, 2000, 2416, 2776, 3020, 3088, 3470, 3775, 3860, 4825, 5552, 6040, 6940, 7550, 7720, 8675, 9650, 12080, 13880, 15100, 15440, 17350, 18875, 19300, 24125, 27760, 29143, 30200, 34700, 37750, 38600, 43375, 48250, 52397, 58286, 60400, 66971, 69400, 75500, 77200, 86750, 96500, 104794, 116572, 133942, 138800, 145715, 151000, 173500, 193000, 209588, 233144, 261985, 267884, 291430, 302000, 334855, 347000, 386000, 419176, 466288, 523970, 535768, 582860, 669710, 694000, 728575, 838352, 1047940, 1071536, 1165720, 1309925, 1339420, 1457150, 1674275, 2095880, 2331440, 2619850, 2678840, 2914300, 3348550, 3642875, 4191760, 5239700, 5357680, 5828600, 6549625, 6697100, 7285750, 8371375, 10112621, 10479400, 11657200, 13099250, 13394200, 14571500, 16742750, 20225242, 20958800, 26198500, 26788400, 29143000, 33485500, 40450484, 50563105, 52397000, 58286000, 66971000, 80900968, 101126210, 104794000, 133942000, 161801936, 202252420, 252815525, 404504840, 505631050, 809009680, 1011262100, 1264077625, 2022524200, 2528155250, 4045048400, 5056310500, 10112621000, 20225242000]

約数ペア:

[(1, 20225242000), (2, 10112621000), (4, 5056310500), (5, 4045048400), (8, 2528155250), (10, 2022524200), (16, 1264077625), (20, 1011262100), (25, 809009680), (40, 505631050), (50, 404504840), (80, 252815525), (100, 202252420), (125, 161801936), (151, 133942000), (193, 104794000), (200, 101126210), (250, 80900968), (302, 66971000), (347, 58286000), (386, 52397000), (400, 50563105), (500, 40450484), (604, 33485500), (694, 29143000), (755, 26788400), (772, 26198500), (965, 20958800), (1000, 20225242), (1208, 16742750), (1388, 14571500), (1510, 13394200), (1544, 13099250), (1735, 11657200), (1930, 10479400), (2000, 10112621), (2416, 8371375), (2776, 7285750), (3020, 6697100), (3088, 6549625), (3470, 5828600), (3775, 5357680), (3860, 5239700), (4825, 4191760), (5552, 3642875), (6040, 3348550), (6940, 2914300), (7550, 2678840), (7720, 2619850), (8675, 2331440), (9650, 2095880), (12080, 1674275), (13880, 1457150), (15100, 1339420), (15440, 1309925), (17350, 1165720), (18875, 1071536), (19300, 1047940), (24125, 838352), (27760, 728575), (29143, 694000), (30200, 669710), (34700, 582860), (37750, 535768), (38600, 523970), (43375, 466288), (48250, 419176), (52397, 386000), (58286, 347000), (60400, 334855), (66971, 302000), (69400, 291430), (75500, 267884), (77200, 261985), (86750, 233144), (96500, 209588), (104794, 193000), (116572, 173500), (133942, 151000), (138800, 145715)]