69378920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1321}}^1$

素因数の和:1446

約数の個数: 64

約数和(自身を含む): 169903440

約数和(自身を除く): 100524520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 101, 104, 130, 202, 260, 404, 505, 520, 808, 1010, 1313, 1321, 2020, 2626, 2642, 4040, 5252, 5284, 6565, 6605, 10504, 10568, 13130, 13210, 17173, 26260, 26420, 34346, 52520, 52840, 68692, 85865, 133421, 137384, 171730, 266842, 343460, 533684, 667105, 686920, 1067368, 1334210, 1734473, 2668420, 3468946, 5336840, 6937892, 8672365, 13875784, 17344730, 34689460, 69378920]

約数ペア:

[(1, 69378920), (2, 34689460), (4, 17344730), (5, 13875784), (8, 8672365), (10, 6937892), (13, 5336840), (20, 3468946), (26, 2668420), (40, 1734473), (52, 1334210), (65, 1067368), (101, 686920), (104, 667105), (130, 533684), (202, 343460), (260, 266842), (404, 171730), (505, 137384), (520, 133421), (808, 85865), (1010, 68692), (1313, 52840), (1321, 52520), (2020, 34346), (2626, 26420), (2642, 26260), (4040, 17173), (5252, 13210), (5284, 13130), (6565, 10568), (6605, 10504)]