68919760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9467}}^1$

素因数の和:9500

約数の個数: 80

約数和(自身を含む): 197237376

約数和(自身を除く): 128317616

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 9467, 18934, 37868, 47335, 66269, 75736, 94670, 123071, 132538, 151472, 189340, 246142, 265076, 331345, 378680, 492284, 530152, 615355, 662690, 757360, 861497, 984568, 1060304, 1230710, 1325380, 1722994, 1969136, 2461420, 2650760, 3445988, 4307485, 4922840, 5301520, 6891976, 8614970, 9845680, 13783952, 17229940, 34459880, 68919760]

約数ペア:

[(1, 68919760), (2, 34459880), (4, 17229940), (5, 13783952), (7, 9845680), (8, 8614970), (10, 6891976), (13, 5301520), (14, 4922840), (16, 4307485), (20, 3445988), (26, 2650760), (28, 2461420), (35, 1969136), (40, 1722994), (52, 1325380), (56, 1230710), (65, 1060304), (70, 984568), (80, 861497), (91, 757360), (104, 662690), (112, 615355), (130, 530152), (140, 492284), (182, 378680), (208, 331345), (260, 265076), (280, 246142), (364, 189340), (455, 151472), (520, 132538), (560, 123071), (728, 94670), (910, 75736), (1040, 66269), (1456, 47335), (1820, 37868), (3640, 18934), (7280, 9467)]