3909100

素因数分解:

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

素因数の和:155

約数の個数: 72

約数和(自身を含む): 9527168

約数和(自身を除く): 5618068

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 97, 100, 124, 130, 155, 194, 260, 310, 325, 388, 403, 485, 620, 650, 775, 806, 970, 1261, 1300, 1550, 1612, 1940, 2015, 2425, 2522, 3007, 3100, 4030, 4850, 5044, 6014, 6305, 8060, 9700, 10075, 12028, 12610, 15035, 20150, 25220, 30070, 31525, 39091, 40300, 60140, 63050, 75175, 78182, 126100, 150350, 156364, 195455, 300700, 390910, 781820, 977275, 1954550, 3909100]

約数ペア:

[(1, 3909100), (2, 1954550), (4, 977275), (5, 781820), (10, 390910), (13, 300700), (20, 195455), (25, 156364), (26, 150350), (31, 126100), (50, 78182), (52, 75175), (62, 63050), (65, 60140), (97, 40300), (100, 39091), (124, 31525), (130, 30070), (155, 25220), (194, 20150), (260, 15035), (310, 12610), (325, 12028), (388, 10075), (403, 9700), (485, 8060), (620, 6305), (650, 6014), (775, 5044), (806, 4850), (970, 4030), (1261, 3100), (1300, 3007), (1550, 2522), (1612, 2425), (1940, 2015)]