173360680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{557}}^1$

素因数の和:850

約数の個数: 64

約数和(自身を含む): 404974080

約数和(自身を除く): 231613400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 251, 310, 502, 557, 620, 1004, 1114, 1240, 1255, 2008, 2228, 2510, 2785, 4456, 5020, 5570, 7781, 10040, 11140, 15562, 17267, 22280, 31124, 34534, 38905, 62248, 69068, 77810, 86335, 138136, 139807, 155620, 172670, 279614, 311240, 345340, 559228, 690680, 699035, 1118456, 1398070, 2796140, 4334017, 5592280, 8668034, 17336068, 21670085, 34672136, 43340170, 86680340, 173360680]

約数ペア:

[(1, 173360680), (2, 86680340), (4, 43340170), (5, 34672136), (8, 21670085), (10, 17336068), (20, 8668034), (31, 5592280), (40, 4334017), (62, 2796140), (124, 1398070), (155, 1118456), (248, 699035), (251, 690680), (310, 559228), (502, 345340), (557, 311240), (620, 279614), (1004, 172670), (1114, 155620), (1240, 139807), (1255, 138136), (2008, 86335), (2228, 77810), (2510, 69068), (2785, 62248), (4456, 38905), (5020, 34534), (5570, 31124), (7781, 22280), (10040, 17267), (11140, 15562)]