99968800

素因数分解:

$2^5\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:219

約数の個数: 144

約数和(自身を含む): 262483200

約数和(自身を除く): 162514400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 31, 32, 40, 50, 58, 62, 80, 100, 116, 124, 139, 145, 155, 160, 200, 232, 248, 278, 290, 310, 400, 464, 496, 556, 580, 620, 695, 725, 775, 800, 899, 928, 992, 1112, 1160, 1240, 1390, 1450, 1550, 1798, 2224, 2320, 2480, 2780, 2900, 3100, 3475, 3596, 4031, 4309, 4448, 4495, 4640, 4960, 5560, 5800, 6200, 6950, 7192, 8062, 8618, 8990, 11120, 11600, 12400, 13900, 14384, 16124, 17236, 17980, 20155, 21545, 22240, 22475, 23200, 24800, 27800, 28768, 32248, 34472, 35960, 40310, 43090, 44950, 55600, 64496, 68944, 71920, 80620, 86180, 89900, 100775, 107725, 111200, 124961, 128992, 137888, 143840, 161240, 172360, 179800, 201550, 215450, 249922, 322480, 344720, 359600, 403100, 430900, 499844, 624805, 644960, 689440, 719200, 806200, 861800, 999688, 1249610, 1612400, 1723600, 1999376, 2499220, 3124025, 3224800, 3447200, 3998752, 4998440, 6248050, 9996880, 12496100, 19993760, 24992200, 49984400, 99968800]

約数ペア:

[(1, 99968800), (2, 49984400), (4, 24992200), (5, 19993760), (8, 12496100), (10, 9996880), (16, 6248050), (20, 4998440), (25, 3998752), (29, 3447200), (31, 3224800), (32, 3124025), (40, 2499220), (50, 1999376), (58, 1723600), (62, 1612400), (80, 1249610), (100, 999688), (116, 861800), (124, 806200), (139, 719200), (145, 689440), (155, 644960), (160, 624805), (200, 499844), (232, 430900), (248, 403100), (278, 359600), (290, 344720), (310, 322480), (400, 249922), (464, 215450), (496, 201550), (556, 179800), (580, 172360), (620, 161240), (695, 143840), (725, 137888), (775, 128992), (800, 124961), (899, 111200), (928, 107725), (992, 100775), (1112, 89900), (1160, 86180), (1240, 80620), (1390, 71920), (1450, 68944), (1550, 64496), (1798, 55600), (2224, 44950), (2320, 43090), (2480, 40310), (2780, 35960), (2900, 34472), (3100, 32248), (3475, 28768), (3596, 27800), (4031, 24800), (4309, 23200), (4448, 22475), (4495, 22240), (4640, 21545), (4960, 20155), (5560, 17980), (5800, 17236), (6200, 16124), (6950, 14384), (7192, 13900), (8062, 12400), (8618, 11600), (8990, 11120)]