200689840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{192971}}^1$

素因数の和:192997

約数の個数: 40

約数和(自身を含む): 502499088

約数和(自身を除く): 301809248

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 192971, 385942, 771884, 964855, 1543768, 1929710, 2508623, 3087536, 3859420, 5017246, 7718840, 10034492, 12543115, 15437680, 20068984, 25086230, 40137968, 50172460, 100344920, 200689840]

約数ペア:

[(1, 200689840), (2, 100344920), (4, 50172460), (5, 40137968), (8, 25086230), (10, 20068984), (13, 15437680), (16, 12543115), (20, 10034492), (26, 7718840), (40, 5017246), (52, 3859420), (65, 3087536), (80, 2508623), (104, 1929710), (130, 1543768), (208, 964855), (260, 771884), (520, 385942), (1040, 192971)]