1954550

素因数分解:

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

素因数の和:153

約数の個数: 48

約数和(自身を含む): 4083072

約数和(自身を除く): 2128522

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 97, 130, 155, 194, 310, 325, 403, 485, 650, 775, 806, 970, 1261, 1550, 2015, 2425, 2522, 3007, 4030, 4850, 6014, 6305, 10075, 12610, 15035, 20150, 30070, 31525, 39091, 63050, 75175, 78182, 150350, 195455, 390910, 977275, 1954550]

約数ペア:

[(1, 1954550), (2, 977275), (5, 390910), (10, 195455), (13, 150350), (25, 78182), (26, 75175), (31, 63050), (50, 39091), (62, 31525), (65, 30070), (97, 20150), (130, 15035), (155, 12610), (194, 10075), (310, 6305), (325, 6014), (403, 4850), (485, 4030), (650, 3007), (775, 2522), (806, 2425), (970, 2015), (1261, 1550)]