51330760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{98713}}^1$

素因数の和:98737

約数の個数: 32

約数和(自身を含む): 124379640

約数和(自身を除く): 73048880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 98713, 197426, 394852, 493565, 789704, 987130, 1283269, 1974260, 2566538, 3948520, 5133076, 6416345, 10266152, 12832690, 25665380, 51330760]

約数ペア:

[(1, 51330760), (2, 25665380), (4, 12832690), (5, 10266152), (8, 6416345), (10, 5133076), (13, 3948520), (20, 2566538), (26, 1974260), (40, 1283269), (52, 987130), (65, 789704), (104, 493565), (130, 394852), (260, 197426), (520, 98713)]