201555920

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{34513}}^1$

素因数の和:34599

約数の個数: 40

約数和(自身を含む): 475050696

約数和(自身を除く): 273494776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 34513, 69026, 138052, 172565, 276104, 345130, 552208, 690260, 1380520, 2519449, 2761040, 5038898, 10077796, 12597245, 20155592, 25194490, 40311184, 50388980, 100777960, 201555920]

約数ペア:

[(1, 201555920), (2, 100777960), (4, 50388980), (5, 40311184), (8, 25194490), (10, 20155592), (16, 12597245), (20, 10077796), (40, 5038898), (73, 2761040), (80, 2519449), (146, 1380520), (292, 690260), (365, 552208), (584, 345130), (730, 276104), (1168, 172565), (1460, 138052), (2920, 69026), (5840, 34513)]