40402700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31079}}^1$

素因数の和:31106

約数の個数: 36

約数和(自身を含む): 94421040

約数和(自身を除く): 54018340

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 31079, 62158, 124316, 155395, 310790, 404027, 621580, 776975, 808054, 1553950, 1616108, 2020135, 3107900, 4040270, 8080540, 10100675, 20201350, 40402700]

約数ペア:

[(1, 40402700), (2, 20201350), (4, 10100675), (5, 8080540), (10, 4040270), (13, 3107900), (20, 2020135), (25, 1616108), (26, 1553950), (50, 808054), (52, 776975), (65, 621580), (100, 404027), (130, 310790), (260, 155395), (325, 124316), (650, 62158), (1300, 31079)]