74928620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2971}}^1$

素因数の和:3090

約数の個数: 48

約数和(自身を含む): 171258528

約数和(自身を除く): 96329908

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 194, 260, 388, 485, 970, 1261, 1940, 2522, 2971, 5044, 5942, 6305, 11884, 12610, 14855, 25220, 29710, 38623, 59420, 77246, 154492, 193115, 288187, 386230, 576374, 772460, 1152748, 1440935, 2881870, 3746431, 5763740, 7492862, 14985724, 18732155, 37464310, 74928620]

約数ペア:

[(1, 74928620), (2, 37464310), (4, 18732155), (5, 14985724), (10, 7492862), (13, 5763740), (20, 3746431), (26, 2881870), (52, 1440935), (65, 1152748), (97, 772460), (130, 576374), (194, 386230), (260, 288187), (388, 193115), (485, 154492), (970, 77246), (1261, 59420), (1940, 38623), (2522, 29710), (2971, 25220), (5044, 14855), (5942, 12610), (6305, 11884)]