899434640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{50873}}^1$

素因数の和:50916

約数の個数: 80

約数和(自身を含む): 2384566128

約数和(自身を除く): 1485131488

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 170, 208, 221, 260, 272, 340, 442, 520, 680, 884, 1040, 1105, 1360, 1768, 2210, 3536, 4420, 8840, 17680, 50873, 101746, 203492, 254365, 406984, 508730, 661349, 813968, 864841, 1017460, 1322698, 1729682, 2034920, 2645396, 3306745, 3459364, 4069840, 4324205, 5290792, 6613490, 6918728, 8648410, 10581584, 11242933, 13226980, 13837456, 17296820, 22485866, 26453960, 34593640, 44971732, 52907920, 56214665, 69187280, 89943464, 112429330, 179886928, 224858660, 449717320, 899434640]

約数ペア:

[(1, 899434640), (2, 449717320), (4, 224858660), (5, 179886928), (8, 112429330), (10, 89943464), (13, 69187280), (16, 56214665), (17, 52907920), (20, 44971732), (26, 34593640), (34, 26453960), (40, 22485866), (52, 17296820), (65, 13837456), (68, 13226980), (80, 11242933), (85, 10581584), (104, 8648410), (130, 6918728), (136, 6613490), (170, 5290792), (208, 4324205), (221, 4069840), (260, 3459364), (272, 3306745), (340, 2645396), (442, 2034920), (520, 1729682), (680, 1322698), (884, 1017460), (1040, 864841), (1105, 813968), (1360, 661349), (1768, 508730), (2210, 406984), (3536, 254365), (4420, 203492), (8840, 101746), (17680, 50873)]