19934156900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{547}}^1\times {\mathrm{659}}^1$

素因数の和:1306

約数の個数: 144

約数和(自身を含む): 50230118400

約数和(自身を除く): 30295961500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 79, 100, 140, 158, 175, 316, 350, 395, 547, 553, 659, 700, 790, 1094, 1106, 1318, 1580, 1975, 2188, 2212, 2636, 2735, 2765, 3295, 3829, 3950, 4613, 5470, 5530, 6590, 7658, 7900, 9226, 10940, 11060, 13180, 13675, 13825, 15316, 16475, 18452, 19145, 23065, 27350, 27650, 32950, 38290, 43213, 46130, 52061, 54700, 55300, 65900, 76580, 86426, 92260, 95725, 104122, 115325, 172852, 191450, 208244, 216065, 230650, 260305, 302491, 360473, 364427, 382900, 432130, 461300, 520610, 604982, 720946, 728854, 864260, 1041220, 1080325, 1209964, 1301525, 1441892, 1457708, 1512455, 1802365, 1822135, 2160650, 2523311, 2603050, 3024910, 3604730, 3644270, 4321300, 5046622, 5206100, 6049820, 7209460, 7288540, 7562275, 9011825, 9110675, 10093244, 12616555, 15124550, 18023650, 18221350, 25233110, 28477367, 30249100, 36047300, 36442700, 50466220, 56954734, 63082775, 113909468, 126165550, 142386835, 199341569, 252331100, 284773670, 398683138, 569547340, 711934175, 797366276, 996707845, 1423868350, 1993415690, 2847736700, 3986831380, 4983539225, 9967078450, 19934156900]

約数ペア:

[(1, 19934156900), (2, 9967078450), (4, 4983539225), (5, 3986831380), (7, 2847736700), (10, 1993415690), (14, 1423868350), (20, 996707845), (25, 797366276), (28, 711934175), (35, 569547340), (50, 398683138), (70, 284773670), (79, 252331100), (100, 199341569), (140, 142386835), (158, 126165550), (175, 113909468), (316, 63082775), (350, 56954734), (395, 50466220), (547, 36442700), (553, 36047300), (659, 30249100), (700, 28477367), (790, 25233110), (1094, 18221350), (1106, 18023650), (1318, 15124550), (1580, 12616555), (1975, 10093244), (2188, 9110675), (2212, 9011825), (2636, 7562275), (2735, 7288540), (2765, 7209460), (3295, 6049820), (3829, 5206100), (3950, 5046622), (4613, 4321300), (5470, 3644270), (5530, 3604730), (6590, 3024910), (7658, 2603050), (7900, 2523311), (9226, 2160650), (10940, 1822135), (11060, 1802365), (13180, 1512455), (13675, 1457708), (13825, 1441892), (15316, 1301525), (16475, 1209964), (18452, 1080325), (19145, 1041220), (23065, 864260), (27350, 728854), (27650, 720946), (32950, 604982), (38290, 520610), (43213, 461300), (46130, 432130), (52061, 382900), (54700, 364427), (55300, 360473), (65900, 302491), (76580, 260305), (86426, 230650), (92260, 216065), (95725, 208244), (104122, 191450), (115325, 172852)]