1621000325

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{521}}^1\times {\mathrm{773}}^1$

素因数の和:1334

約数の個数: 48

約数和(自身を含む): 2404774656

約数和(自身を除く): 783774331

約数列:

[1, 5, 7, 23, 25, 35, 115, 161, 175, 521, 575, 773, 805, 2605, 3647, 3865, 4025, 5411, 11983, 13025, 17779, 18235, 19325, 27055, 59915, 83881, 88895, 91175, 124453, 135275, 299575, 402733, 419405, 444475, 622265, 2013665, 2097025, 2819131, 3111325, 9262859, 10068325, 14095655, 46314295, 64840013, 70478275, 231571475, 324200065, 1621000325]

約数ペア:

[(1, 1621000325), (5, 324200065), (7, 231571475), (23, 70478275), (25, 64840013), (35, 46314295), (115, 14095655), (161, 10068325), (175, 9262859), (521, 3111325), (575, 2819131), (773, 2097025), (805, 2013665), (2605, 622265), (3647, 444475), (3865, 419405), (4025, 402733), (5411, 299575), (11983, 135275), (13025, 124453), (17779, 91175), (18235, 88895), (19325, 83881), (27055, 59915)]