80265640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22051}}^1$

素因数の和:22082

約数の個数: 64

約数和(自身を含む): 222284160

約数和(自身を除く): 142018520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 22051, 44102, 88204, 110255, 154357, 176408, 220510, 286663, 308714, 441020, 573326, 617428, 771785, 882040, 1146652, 1234856, 1433315, 1543570, 2006641, 2293304, 2866630, 3087140, 4013282, 5733260, 6174280, 8026564, 10033205, 11466520, 16053128, 20066410, 40132820, 80265640]

約数ペア:

[(1, 80265640), (2, 40132820), (4, 20066410), (5, 16053128), (7, 11466520), (8, 10033205), (10, 8026564), (13, 6174280), (14, 5733260), (20, 4013282), (26, 3087140), (28, 2866630), (35, 2293304), (40, 2006641), (52, 1543570), (56, 1433315), (65, 1234856), (70, 1146652), (91, 882040), (104, 771785), (130, 617428), (140, 573326), (182, 441020), (260, 308714), (280, 286663), (364, 220510), (455, 176408), (520, 154357), (728, 110255), (910, 88204), (1820, 44102), (3640, 22051)]