1008800

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1$

素因数の和:130

約数の個数: 72

約数和(自身を含む): 2679516

約数和(自身を除く): 1670716

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 97, 100, 104, 130, 160, 194, 200, 208, 260, 325, 388, 400, 416, 485, 520, 650, 776, 800, 970, 1040, 1261, 1300, 1552, 1940, 2080, 2425, 2522, 2600, 3104, 3880, 4850, 5044, 5200, 6305, 7760, 9700, 10088, 10400, 12610, 15520, 19400, 20176, 25220, 31525, 38800, 40352, 50440, 63050, 77600, 100880, 126100, 201760, 252200, 504400, 1008800]

約数ペア:

[(1, 1008800), (2, 504400), (4, 252200), (5, 201760), (8, 126100), (10, 100880), (13, 77600), (16, 63050), (20, 50440), (25, 40352), (26, 38800), (32, 31525), (40, 25220), (50, 20176), (52, 19400), (65, 15520), (80, 12610), (97, 10400), (100, 10088), (104, 9700), (130, 7760), (160, 6305), (194, 5200), (200, 5044), (208, 4850), (260, 3880), (325, 3104), (388, 2600), (400, 2522), (416, 2425), (485, 2080), (520, 1940), (650, 1552), (776, 1300), (800, 1261), (970, 1040)]