1020425900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{27067}}^1$

素因数の和:27123

約数の個数: 72

約数和(自身を含む): 2466977520

約数和(自身を除く): 1446551620

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 29, 50, 52, 58, 65, 100, 116, 130, 145, 260, 290, 325, 377, 580, 650, 725, 754, 1300, 1450, 1508, 1885, 2900, 3770, 7540, 9425, 18850, 27067, 37700, 54134, 108268, 135335, 270670, 351871, 541340, 676675, 703742, 784943, 1353350, 1407484, 1569886, 1759355, 2706700, 3139772, 3518710, 3924715, 7037420, 7849430, 8796775, 10204259, 15698860, 17593550, 19623575, 20408518, 35187100, 39247150, 40817036, 51021295, 78494300, 102042590, 204085180, 255106475, 510212950, 1020425900]

約数ペア:

[(1, 1020425900), (2, 510212950), (4, 255106475), (5, 204085180), (10, 102042590), (13, 78494300), (20, 51021295), (25, 40817036), (26, 39247150), (29, 35187100), (50, 20408518), (52, 19623575), (58, 17593550), (65, 15698860), (100, 10204259), (116, 8796775), (130, 7849430), (145, 7037420), (260, 3924715), (290, 3518710), (325, 3139772), (377, 2706700), (580, 1759355), (650, 1569886), (725, 1407484), (754, 1353350), (1300, 784943), (1450, 703742), (1508, 676675), (1885, 541340), (2900, 351871), (3770, 270670), (7540, 135335), (9425, 108268), (18850, 54134), (27067, 37700)]