75820640

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{509}}^1$

素因数の和:557

約数の個数: 144

約数和(自身を含む): 219769200

約数和(自身を除く): 143948560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 160, 190, 196, 224, 245, 266, 280, 304, 380, 392, 490, 509, 532, 560, 608, 665, 760, 784, 931, 980, 1018, 1064, 1120, 1330, 1520, 1568, 1862, 1960, 2036, 2128, 2545, 2660, 3040, 3563, 3724, 3920, 4072, 4256, 4655, 5090, 5320, 7126, 7448, 7840, 8144, 9310, 9671, 10180, 10640, 14252, 14896, 16288, 17815, 18620, 19342, 20360, 21280, 24941, 28504, 29792, 35630, 37240, 38684, 40720, 48355, 49882, 57008, 67697, 71260, 74480, 77368, 81440, 96710, 99764, 114016, 124705, 135394, 142520, 148960, 154736, 193420, 199528, 249410, 270788, 285040, 309472, 338485, 386840, 399056, 473879, 498820, 541576, 570080, 676970, 773680, 798112, 947758, 997640, 1083152, 1353940, 1547360, 1895516, 1995280, 2166304, 2369395, 2707880, 3791032, 3990560, 4738790, 5415760, 7582064, 9477580, 10831520, 15164128, 18955160, 37910320, 75820640]

約数ペア:

[(1, 75820640), (2, 37910320), (4, 18955160), (5, 15164128), (7, 10831520), (8, 9477580), (10, 7582064), (14, 5415760), (16, 4738790), (19, 3990560), (20, 3791032), (28, 2707880), (32, 2369395), (35, 2166304), (38, 1995280), (40, 1895516), (49, 1547360), (56, 1353940), (70, 1083152), (76, 997640), (80, 947758), (95, 798112), (98, 773680), (112, 676970), (133, 570080), (140, 541576), (152, 498820), (160, 473879), (190, 399056), (196, 386840), (224, 338485), (245, 309472), (266, 285040), (280, 270788), (304, 249410), (380, 199528), (392, 193420), (490, 154736), (509, 148960), (532, 142520), (560, 135394), (608, 124705), (665, 114016), (760, 99764), (784, 96710), (931, 81440), (980, 77368), (1018, 74480), (1064, 71260), (1120, 67697), (1330, 57008), (1520, 49882), (1568, 48355), (1862, 40720), (1960, 38684), (2036, 37240), (2128, 35630), (2545, 29792), (2660, 28504), (3040, 24941), (3563, 21280), (3724, 20360), (3920, 19342), (4072, 18620), (4256, 17815), (4655, 16288), (5090, 14896), (5320, 14252), (7126, 10640), (7448, 10180), (7840, 9671), (8144, 9310)]