78889749220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1237}}^1\times {\mathrm{3547}}^1$

素因数の和:4853

約数の個数: 96

約数和(自身を含む): 177102535680

約数和(自身を除く): 98212786460

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 116, 124, 145, 155, 290, 310, 580, 620, 899, 1237, 1798, 2474, 3547, 3596, 4495, 4948, 6185, 7094, 8990, 12370, 14188, 17735, 17980, 24740, 35470, 35873, 38347, 70940, 71746, 76694, 102863, 109957, 143492, 153388, 179365, 191735, 205726, 219914, 358730, 383470, 411452, 439828, 514315, 549785, 717460, 766940, 1028630, 1099570, 1112063, 2057260, 2199140, 2224126, 3188753, 4387639, 4448252, 5560315, 6377506, 8775278, 11120630, 12755012, 15943765, 17550556, 21938195, 22241260, 31887530, 43876390, 63775060, 87752780, 127241531, 136016809, 254483062, 272033618, 508966124, 544067236, 636207655, 680084045, 1272415310, 1360168090, 2544830620, 2720336180, 3944487461, 7888974922, 15777949844, 19722437305, 39444874610, 78889749220]

約数ペア:

[(1, 78889749220), (2, 39444874610), (4, 19722437305), (5, 15777949844), (10, 7888974922), (20, 3944487461), (29, 2720336180), (31, 2544830620), (58, 1360168090), (62, 1272415310), (116, 680084045), (124, 636207655), (145, 544067236), (155, 508966124), (290, 272033618), (310, 254483062), (580, 136016809), (620, 127241531), (899, 87752780), (1237, 63775060), (1798, 43876390), (2474, 31887530), (3547, 22241260), (3596, 21938195), (4495, 17550556), (4948, 15943765), (6185, 12755012), (7094, 11120630), (8990, 8775278), (12370, 6377506), (14188, 5560315), (17735, 4448252), (17980, 4387639), (24740, 3188753), (35470, 2224126), (35873, 2199140), (38347, 2057260), (70940, 1112063), (71746, 1099570), (76694, 1028630), (102863, 766940), (109957, 717460), (143492, 549785), (153388, 514315), (179365, 439828), (191735, 411452), (205726, 383470), (219914, 358730)]