65040820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{6761}}^1$

素因数の和:6820

約数の個数: 48

約数和(自身を含む): 151090128

約数和(自身を除く): 86049308

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 4810, 6761, 9620, 13522, 27044, 33805, 67610, 87893, 135220, 175786, 250157, 351572, 439465, 500314, 878930, 1000628, 1250785, 1757860, 2501570, 3252041, 5003140, 6504082, 13008164, 16260205, 32520410, 65040820]

約数ペア:

[(1, 65040820), (2, 32520410), (4, 16260205), (5, 13008164), (10, 6504082), (13, 5003140), (20, 3252041), (26, 2501570), (37, 1757860), (52, 1250785), (65, 1000628), (74, 878930), (130, 500314), (148, 439465), (185, 351572), (260, 250157), (370, 175786), (481, 135220), (740, 87893), (962, 67610), (1924, 33805), (2405, 27044), (4810, 13522), (6761, 9620)]