74530040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8431}}^1$

素因数の和:8472

約数の個数: 64

約数和(自身を含む): 191237760

約数和(自身を除く): 116707720

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 4420, 8431, 8840, 16862, 33724, 42155, 67448, 84310, 109603, 143327, 168620, 219206, 286654, 337240, 438412, 548015, 573308, 716635, 876824, 1096030, 1146616, 1433270, 1863251, 2192060, 2866540, 3726502, 4384120, 5733080, 7453004, 9316255, 14906008, 18632510, 37265020, 74530040]

約数ペア:

[(1, 74530040), (2, 37265020), (4, 18632510), (5, 14906008), (8, 9316255), (10, 7453004), (13, 5733080), (17, 4384120), (20, 3726502), (26, 2866540), (34, 2192060), (40, 1863251), (52, 1433270), (65, 1146616), (68, 1096030), (85, 876824), (104, 716635), (130, 573308), (136, 548015), (170, 438412), (221, 337240), (260, 286654), (340, 219206), (442, 168620), (520, 143327), (680, 109603), (884, 84310), (1105, 67448), (1768, 42155), (2210, 33724), (4420, 16862), (8431, 8840)]