7818200

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:157

約数の個数: 96

約数和(自身を含む): 20415360

約数和(自身を除く): 12597160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 31, 40, 50, 52, 62, 65, 97, 100, 104, 124, 130, 155, 194, 200, 248, 260, 310, 325, 388, 403, 485, 520, 620, 650, 775, 776, 806, 970, 1240, 1261, 1300, 1550, 1612, 1940, 2015, 2425, 2522, 2600, 3007, 3100, 3224, 3880, 4030, 4850, 5044, 6014, 6200, 6305, 8060, 9700, 10075, 10088, 12028, 12610, 15035, 16120, 19400, 20150, 24056, 25220, 30070, 31525, 39091, 40300, 50440, 60140, 63050, 75175, 78182, 80600, 120280, 126100, 150350, 156364, 195455, 252200, 300700, 312728, 390910, 601400, 781820, 977275, 1563640, 1954550, 3909100, 7818200]

約数ペア:

[(1, 7818200), (2, 3909100), (4, 1954550), (5, 1563640), (8, 977275), (10, 781820), (13, 601400), (20, 390910), (25, 312728), (26, 300700), (31, 252200), (40, 195455), (50, 156364), (52, 150350), (62, 126100), (65, 120280), (97, 80600), (100, 78182), (104, 75175), (124, 63050), (130, 60140), (155, 50440), (194, 40300), (200, 39091), (248, 31525), (260, 30070), (310, 25220), (325, 24056), (388, 20150), (403, 19400), (485, 16120), (520, 15035), (620, 12610), (650, 12028), (775, 10088), (776, 10075), (806, 9700), (970, 8060), (1240, 6305), (1261, 6200), (1300, 6014), (1550, 5044), (1612, 4850), (1940, 4030), (2015, 3880), (2425, 3224), (2522, 3100), (2600, 3007)]