84531460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{2339}}^1$

素因数の和:2500

約数の個数: 48

約数和(自身を含む): 192628800

約数和(自身を除く): 108097340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 139, 260, 278, 556, 695, 1390, 1807, 2339, 2780, 3614, 4678, 7228, 9035, 9356, 11695, 18070, 23390, 30407, 36140, 46780, 60814, 121628, 152035, 304070, 325121, 608140, 650242, 1300484, 1625605, 3251210, 4226573, 6502420, 8453146, 16906292, 21132865, 42265730, 84531460]

約数ペア:

[(1, 84531460), (2, 42265730), (4, 21132865), (5, 16906292), (10, 8453146), (13, 6502420), (20, 4226573), (26, 3251210), (52, 1625605), (65, 1300484), (130, 650242), (139, 608140), (260, 325121), (278, 304070), (556, 152035), (695, 121628), (1390, 60814), (1807, 46780), (2339, 36140), (2780, 30407), (3614, 23390), (4678, 18070), (7228, 11695), (9035, 9356)]