31141360

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1$

素因数の和:506

約数の個数: 80

約数和(自身を含む): 77495040

約数和(自身を除く): 46353680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 40, 58, 62, 80, 116, 124, 145, 155, 232, 248, 290, 310, 433, 464, 496, 580, 620, 866, 899, 1160, 1240, 1732, 1798, 2165, 2320, 2480, 3464, 3596, 4330, 4495, 6928, 7192, 8660, 8990, 12557, 13423, 14384, 17320, 17980, 25114, 26846, 34640, 35960, 50228, 53692, 62785, 67115, 71920, 100456, 107384, 125570, 134230, 200912, 214768, 251140, 268460, 389267, 502280, 536920, 778534, 1004560, 1073840, 1557068, 1946335, 3114136, 3892670, 6228272, 7785340, 15570680, 31141360]

約数ペア:

[(1, 31141360), (2, 15570680), (4, 7785340), (5, 6228272), (8, 3892670), (10, 3114136), (16, 1946335), (20, 1557068), (29, 1073840), (31, 1004560), (40, 778534), (58, 536920), (62, 502280), (80, 389267), (116, 268460), (124, 251140), (145, 214768), (155, 200912), (232, 134230), (248, 125570), (290, 107384), (310, 100456), (433, 71920), (464, 67115), (496, 62785), (580, 53692), (620, 50228), (866, 35960), (899, 34640), (1160, 26846), (1240, 25114), (1732, 17980), (1798, 17320), (2165, 14384), (2320, 13423), (2480, 12557), (3464, 8990), (3596, 8660), (4330, 7192), (4495, 6928)]