156990782975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{354401}}^1$

素因数の和:354500

約数の個数: 48

約数和(自身を含む): 221487073920

約数和(自身を除く): 64496290945

約数列:

[1, 5, 13, 25, 29, 47, 65, 145, 235, 325, 377, 611, 725, 1175, 1363, 1885, 3055, 6815, 9425, 15275, 17719, 34075, 88595, 354401, 442975, 1772005, 4607213, 8860025, 10277629, 16656847, 23036065, 51388145, 83284235, 115180325, 133609177, 216539011, 256940725, 416421175, 483048563, 668045885, 1082695055, 2415242815, 3340229425, 5413475275, 6279631319, 12076214075, 31398156595, 156990782975]

約数ペア:

[(1, 156990782975), (5, 31398156595), (13, 12076214075), (25, 6279631319), (29, 5413475275), (47, 3340229425), (65, 2415242815), (145, 1082695055), (235, 668045885), (325, 483048563), (377, 416421175), (611, 256940725), (725, 216539011), (1175, 133609177), (1363, 115180325), (1885, 83284235), (3055, 51388145), (6815, 23036065), (9425, 16656847), (15275, 10277629), (17719, 8860025), (34075, 4607213), (88595, 1772005), (354401, 442975)]