71323928

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1$

素因数の和:492

約数の個数: 64

約数和(自身を含む): 151351200

約数和(自身を除く): 80027272

約数列:

[1, 2, 4, 8, 13, 26, 41, 43, 52, 82, 86, 104, 164, 172, 328, 344, 389, 533, 559, 778, 1066, 1118, 1556, 1763, 2132, 2236, 3112, 3526, 4264, 4472, 5057, 7052, 10114, 14104, 15949, 16727, 20228, 22919, 31898, 33454, 40456, 45838, 63796, 66908, 91676, 127592, 133816, 183352, 207337, 217451, 414674, 434902, 685807, 829348, 869804, 1371614, 1658696, 1739608, 2743228, 5486456, 8915491, 17830982, 35661964, 71323928]

約数ペア:

[(1, 71323928), (2, 35661964), (4, 17830982), (8, 8915491), (13, 5486456), (26, 2743228), (41, 1739608), (43, 1658696), (52, 1371614), (82, 869804), (86, 829348), (104, 685807), (164, 434902), (172, 414674), (328, 217451), (344, 207337), (389, 183352), (533, 133816), (559, 127592), (778, 91676), (1066, 66908), (1118, 63796), (1556, 45838), (1763, 40456), (2132, 33454), (2236, 31898), (3112, 22919), (3526, 20228), (4264, 16727), (4472, 15949), (5057, 14104), (7052, 10114)]