64694944

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{541}}^1$

素因数の和:689

約数の個数: 48

約数和(自身を含む): 132349896

約数和(自身を除く): 67654952

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 101, 148, 202, 296, 404, 541, 592, 808, 1082, 1184, 1616, 2164, 3232, 3737, 4328, 7474, 8656, 14948, 17312, 20017, 29896, 40034, 54641, 59792, 80068, 109282, 119584, 160136, 218564, 320272, 437128, 640544, 874256, 1748512, 2021717, 4043434, 8086868, 16173736, 32347472, 64694944]

約数ペア:

[(1, 64694944), (2, 32347472), (4, 16173736), (8, 8086868), (16, 4043434), (32, 2021717), (37, 1748512), (74, 874256), (101, 640544), (148, 437128), (202, 320272), (296, 218564), (404, 160136), (541, 119584), (592, 109282), (808, 80068), (1082, 59792), (1184, 54641), (1616, 40034), (2164, 29896), (3232, 20017), (3737, 17312), (4328, 14948), (7474, 8656)]