68152240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3449}}^1$

素因数の和:3494

約数の個数: 80

約数和(自身を含む): 179676000

約数和(自身を除く): 111523760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 3449, 3952, 4940, 6898, 9880, 13796, 17245, 19760, 27592, 34490, 44837, 55184, 65531, 68980, 89674, 131062, 137960, 179348, 224185, 262124, 275920, 327655, 358696, 448370, 524248, 655310, 717392, 851903, 896740, 1048496, 1310620, 1703806, 1793480, 2621240, 3407612, 3586960, 4259515, 5242480, 6815224, 8519030, 13630448, 17038060, 34076120, 68152240]

約数ペア:

[(1, 68152240), (2, 34076120), (4, 17038060), (5, 13630448), (8, 8519030), (10, 6815224), (13, 5242480), (16, 4259515), (19, 3586960), (20, 3407612), (26, 2621240), (38, 1793480), (40, 1703806), (52, 1310620), (65, 1048496), (76, 896740), (80, 851903), (95, 717392), (104, 655310), (130, 524248), (152, 448370), (190, 358696), (208, 327655), (247, 275920), (260, 262124), (304, 224185), (380, 179348), (494, 137960), (520, 131062), (760, 89674), (988, 68980), (1040, 65531), (1235, 55184), (1520, 44837), (1976, 34490), (2470, 27592), (3449, 19760), (3952, 17245), (4940, 13796), (6898, 9880)]