88640240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2939}}^1$

素因数の和:2994

約数の個数: 80

約数和(自身を含む): 229672800

約数和(自身を除く): 141032560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 52, 58, 65, 80, 104, 116, 130, 145, 208, 232, 260, 290, 377, 464, 520, 580, 754, 1040, 1160, 1508, 1885, 2320, 2939, 3016, 3770, 5878, 6032, 7540, 11756, 14695, 15080, 23512, 29390, 30160, 38207, 47024, 58780, 76414, 85231, 117560, 152828, 170462, 191035, 235120, 305656, 340924, 382070, 426155, 611312, 681848, 764140, 852310, 1108003, 1363696, 1528280, 1704620, 2216006, 3056560, 3409240, 4432012, 5540015, 6818480, 8864024, 11080030, 17728048, 22160060, 44320120, 88640240]

約数ペア:

[(1, 88640240), (2, 44320120), (4, 22160060), (5, 17728048), (8, 11080030), (10, 8864024), (13, 6818480), (16, 5540015), (20, 4432012), (26, 3409240), (29, 3056560), (40, 2216006), (52, 1704620), (58, 1528280), (65, 1363696), (80, 1108003), (104, 852310), (116, 764140), (130, 681848), (145, 611312), (208, 426155), (232, 382070), (260, 340924), (290, 305656), (377, 235120), (464, 191035), (520, 170462), (580, 152828), (754, 117560), (1040, 85231), (1160, 76414), (1508, 58780), (1885, 47024), (2320, 38207), (2939, 30160), (3016, 29390), (3770, 23512), (5878, 15080), (6032, 14695), (7540, 11756)]