2145156715

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2521}}^1$

素因数の和:2624

約数の個数: 48

約数和(自身を含む): 2990688480

約数和(自身を除く): 845531765

約数列:

[1, 5, 13, 19, 53, 65, 95, 169, 247, 265, 689, 845, 1007, 1235, 2521, 3211, 3445, 5035, 8957, 12605, 13091, 16055, 32773, 44785, 47899, 65455, 133613, 163865, 170183, 239495, 426049, 622687, 668065, 850915, 1736969, 2130245, 2538647, 3113435, 8094931, 8684845, 12693235, 22580597, 33002411, 40474655, 112902985, 165012055, 429031343, 2145156715]

約数ペア:

[(1, 2145156715), (5, 429031343), (13, 165012055), (19, 112902985), (53, 40474655), (65, 33002411), (95, 22580597), (169, 12693235), (247, 8684845), (265, 8094931), (689, 3113435), (845, 2538647), (1007, 2130245), (1235, 1736969), (2521, 850915), (3211, 668065), (3445, 622687), (5035, 426049), (8957, 239495), (12605, 170183), (13091, 163865), (16055, 133613), (32773, 65455), (44785, 47899)]