1521008800

素因数分解:

$2^5\times 5^2\times {\mathrm{31}}^1\times {\mathrm{61331}}^1$

素因数の和:61382

約数の個数: 72

約数和(自身を含む): 3833004672

約数和(自身を除く): 2311995872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 80, 100, 124, 155, 160, 200, 248, 310, 400, 496, 620, 775, 800, 992, 1240, 1550, 2480, 3100, 4960, 6200, 12400, 24800, 61331, 122662, 245324, 306655, 490648, 613310, 981296, 1226620, 1533275, 1901261, 1962592, 2453240, 3066550, 3802522, 4906480, 6133100, 7605044, 9506305, 9812960, 12266200, 15210088, 19012610, 24532400, 30420176, 38025220, 47531525, 49064800, 60840352, 76050440, 95063050, 152100880, 190126100, 304201760, 380252200, 760504400, 1521008800]

約数ペア:

[(1, 1521008800), (2, 760504400), (4, 380252200), (5, 304201760), (8, 190126100), (10, 152100880), (16, 95063050), (20, 76050440), (25, 60840352), (31, 49064800), (32, 47531525), (40, 38025220), (50, 30420176), (62, 24532400), (80, 19012610), (100, 15210088), (124, 12266200), (155, 9812960), (160, 9506305), (200, 7605044), (248, 6133100), (310, 4906480), (400, 3802522), (496, 3066550), (620, 2453240), (775, 1962592), (800, 1901261), (992, 1533275), (1240, 1226620), (1550, 981296), (2480, 613310), (3100, 490648), (4960, 306655), (6200, 245324), (12400, 122662), (24800, 61331)]