71766760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1747}}^1$

素因数の和:1850

約数の個数: 64

約数和(自身を含む): 176198400

約数和(自身を除く): 104431640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 79, 104, 130, 158, 260, 316, 395, 520, 632, 790, 1027, 1580, 1747, 2054, 3160, 3494, 4108, 5135, 6988, 8216, 8735, 10270, 13976, 17470, 20540, 22711, 34940, 41080, 45422, 69880, 90844, 113555, 138013, 181688, 227110, 276026, 454220, 552052, 690065, 908440, 1104104, 1380130, 1794169, 2760260, 3588338, 5520520, 7176676, 8970845, 14353352, 17941690, 35883380, 71766760]

約数ペア:

[(1, 71766760), (2, 35883380), (4, 17941690), (5, 14353352), (8, 8970845), (10, 7176676), (13, 5520520), (20, 3588338), (26, 2760260), (40, 1794169), (52, 1380130), (65, 1104104), (79, 908440), (104, 690065), (130, 552052), (158, 454220), (260, 276026), (316, 227110), (395, 181688), (520, 138013), (632, 113555), (790, 90844), (1027, 69880), (1580, 45422), (1747, 41080), (2054, 34940), (3160, 22711), (3494, 20540), (4108, 17470), (5135, 13976), (6988, 10270), (8216, 8735)]