91337740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{443}}^1$

素因数の和:539

約数の個数: 72

約数和(自身を含む): 211580208

約数和(自身を除く): 120242468

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 169, 244, 260, 305, 338, 443, 610, 676, 793, 845, 886, 1220, 1586, 1690, 1772, 2215, 3172, 3380, 3965, 4430, 5759, 7930, 8860, 10309, 11518, 15860, 20618, 23036, 27023, 28795, 41236, 51545, 54046, 57590, 74867, 103090, 108092, 115180, 135115, 149734, 206180, 270230, 299468, 351299, 374335, 540460, 702598, 748670, 1405196, 1497340, 1756495, 3512990, 4566887, 7025980, 9133774, 18267548, 22834435, 45668870, 91337740]

約数ペア:

[(1, 91337740), (2, 45668870), (4, 22834435), (5, 18267548), (10, 9133774), (13, 7025980), (20, 4566887), (26, 3512990), (52, 1756495), (61, 1497340), (65, 1405196), (122, 748670), (130, 702598), (169, 540460), (244, 374335), (260, 351299), (305, 299468), (338, 270230), (443, 206180), (610, 149734), (676, 135115), (793, 115180), (845, 108092), (886, 103090), (1220, 74867), (1586, 57590), (1690, 54046), (1772, 51545), (2215, 41236), (3172, 28795), (3380, 27023), (3965, 23036), (4430, 20618), (5759, 15860), (7930, 11518), (8860, 10309)]