149975240

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{129289}}^1$

素因数の和:129329

約数の個数: 32

約数和(自身を含む): 349083000

約数和(自身を除く): 199107760

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 129289, 258578, 517156, 646445, 1034312, 1292890, 2585780, 3749381, 5171560, 7498762, 14997524, 18746905, 29995048, 37493810, 74987620, 149975240]

約数ペア:

[(1, 149975240), (2, 74987620), (4, 37493810), (5, 29995048), (8, 18746905), (10, 14997524), (20, 7498762), (29, 5171560), (40, 3749381), (58, 2585780), (116, 1292890), (145, 1034312), (232, 646445), (290, 517156), (580, 258578), (1160, 129289)]