128216210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{9547}}^1$

素因数の和:9650

約数の個数: 32

約数和(自身を含む): 247484160

約数和(自身を除く): 119267950

約数列:

[1, 2, 5, 10, 17, 34, 79, 85, 158, 170, 395, 790, 1343, 2686, 6715, 9547, 13430, 19094, 47735, 95470, 162299, 324598, 754213, 811495, 1508426, 1622990, 3771065, 7542130, 12821621, 25643242, 64108105, 128216210]

約数ペア:

[(1, 128216210), (2, 64108105), (5, 25643242), (10, 12821621), (17, 7542130), (34, 3771065), (79, 1622990), (85, 1508426), (158, 811495), (170, 754213), (395, 324598), (790, 162299), (1343, 95470), (2686, 47735), (6715, 19094), (9547, 13430)]