131033920

素因数分解:

$2^6\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1511}}^1$

素因数の和:1799

約数の個数: 56

約数和(自身を含む): 313383168

約数和(自身を除く): 182349248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 271, 320, 542, 1084, 1355, 1511, 2168, 2710, 3022, 4336, 5420, 6044, 7555, 8672, 10840, 12088, 15110, 17344, 21680, 24176, 30220, 43360, 48352, 60440, 86720, 96704, 120880, 241760, 409481, 483520, 818962, 1637924, 2047405, 3275848, 4094810, 6551696, 8189620, 13103392, 16379240, 26206784, 32758480, 65516960, 131033920]

約数ペア:

[(1, 131033920), (2, 65516960), (4, 32758480), (5, 26206784), (8, 16379240), (10, 13103392), (16, 8189620), (20, 6551696), (32, 4094810), (40, 3275848), (64, 2047405), (80, 1637924), (160, 818962), (271, 483520), (320, 409481), (542, 241760), (1084, 120880), (1355, 96704), (1511, 86720), (2168, 60440), (2710, 48352), (3022, 43360), (4336, 30220), (5420, 24176), (6044, 21680), (7555, 17344), (8672, 15110), (10840, 12088)]