72640395

素因数分解:

$3^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{2677}}^1$

素因数の和:2761

約数の個数: 40

約数和(自身を含む): 132207504

約数和(自身を除く): 59567109

約数列:

[1, 3, 5, 9, 15, 27, 45, 67, 81, 135, 201, 335, 405, 603, 1005, 1809, 2677, 3015, 5427, 8031, 9045, 13385, 24093, 27135, 40155, 72279, 120465, 179359, 216837, 361395, 538077, 896795, 1084185, 1614231, 2690385, 4842693, 8071155, 14528079, 24213465, 72640395]

約数ペア:

[(1, 72640395), (3, 24213465), (5, 14528079), (9, 8071155), (15, 4842693), (27, 2690385), (45, 1614231), (67, 1084185), (81, 896795), (135, 538077), (201, 361395), (335, 216837), (405, 179359), (603, 120465), (1005, 72279), (1809, 40155), (2677, 27135), (3015, 24093), (5427, 13385), (8031, 9045)]