201440650

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{881}}^1$

素因数の和:1179

約数の個数: 48

約数和(自身を含む): 398646360

約数和(自身を除く): 197205710

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 269, 425, 538, 850, 881, 1345, 1762, 2690, 4405, 4573, 6725, 8810, 9146, 13450, 14977, 22025, 22865, 29954, 44050, 45730, 74885, 114325, 149770, 228650, 236989, 374425, 473978, 748850, 1184945, 2369890, 4028813, 5924725, 8057626, 11849450, 20144065, 40288130, 100720325, 201440650]

約数ペア:

[(1, 201440650), (2, 100720325), (5, 40288130), (10, 20144065), (17, 11849450), (25, 8057626), (34, 5924725), (50, 4028813), (85, 2369890), (170, 1184945), (269, 748850), (425, 473978), (538, 374425), (850, 236989), (881, 228650), (1345, 149770), (1762, 114325), (2690, 74885), (4405, 45730), (4573, 44050), (6725, 29954), (8810, 22865), (9146, 22025), (13450, 14977)]