202159780

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{193}}^1\times {\mathrm{631}}^1$

素因数の和:916

約数の個数: 48

約数和(自身を含む): 432561024

約数和(自身を除く): 230401244

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 193, 332, 386, 415, 631, 772, 830, 965, 1262, 1660, 1930, 2524, 3155, 3860, 6310, 12620, 16019, 32038, 52373, 64076, 80095, 104746, 121783, 160190, 209492, 243566, 261865, 320380, 487132, 523730, 608915, 1047460, 1217830, 2435660, 10107989, 20215978, 40431956, 50539945, 101079890, 202159780]

約数ペア:

[(1, 202159780), (2, 101079890), (4, 50539945), (5, 40431956), (10, 20215978), (20, 10107989), (83, 2435660), (166, 1217830), (193, 1047460), (332, 608915), (386, 523730), (415, 487132), (631, 320380), (772, 261865), (830, 243566), (965, 209492), (1262, 160190), (1660, 121783), (1930, 104746), (2524, 80095), (3155, 64076), (3860, 52373), (6310, 32038), (12620, 16019)]