40972100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31517}}^1$

素因数の和:31544

約数の個数: 36

約数和(自身を含む): 95751684

約数和(自身を除く): 54779584

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 31517, 63034, 126068, 157585, 315170, 409721, 630340, 787925, 819442, 1575850, 1638884, 2048605, 3151700, 4097210, 8194420, 10243025, 20486050, 40972100]

約数ペア:

[(1, 40972100), (2, 20486050), (4, 10243025), (5, 8194420), (10, 4097210), (13, 3151700), (20, 2048605), (25, 1638884), (26, 1575850), (50, 819442), (52, 787925), (65, 630340), (100, 409721), (130, 315170), (260, 157585), (325, 126068), (650, 63034), (1300, 31517)]