80453650

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1$

素因数の和:387

約数の個数: 48

約数和(自身を含む): 153793728

約数和(自身を除く): 73340078

約数列:

[1, 2, 5, 10, 25, 50, 71, 131, 142, 173, 262, 346, 355, 655, 710, 865, 1310, 1730, 1775, 3275, 3550, 4325, 6550, 8650, 9301, 12283, 18602, 22663, 24566, 45326, 46505, 61415, 93010, 113315, 122830, 226630, 232525, 307075, 465050, 566575, 614150, 1133150, 1609073, 3218146, 8045365, 16090730, 40226825, 80453650]

約数ペア:

[(1, 80453650), (2, 40226825), (5, 16090730), (10, 8045365), (25, 3218146), (50, 1609073), (71, 1133150), (131, 614150), (142, 566575), (173, 465050), (262, 307075), (346, 232525), (355, 226630), (655, 122830), (710, 113315), (865, 93010), (1310, 61415), (1730, 46505), (1775, 45326), (3275, 24566), (3550, 22663), (4325, 18602), (6550, 12283), (8650, 9301)]