156657114520

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1049}}^1\times {\mathrm{20627}}^1$

素因数の和:21868

約数の個数: 64

約数和(自身を含む): 354780972000

約数和(自身を除く): 198123857480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 724, 905, 1049, 1448, 1810, 2098, 3620, 4196, 5245, 7240, 8392, 10490, 20627, 20980, 41254, 41960, 82508, 103135, 165016, 189869, 206270, 379738, 412540, 759476, 825080, 949345, 1518952, 1898690, 3733487, 3797380, 7466974, 7594760, 14933948, 18667435, 21637723, 29867896, 37334870, 43275446, 74669740, 86550892, 108188615, 149339480, 173101784, 216377230, 432754460, 865508920, 3916427863, 7832855726, 15665711452, 19582139315, 31331422904, 39164278630, 78328557260, 156657114520]

約数ペア:

[(1, 156657114520), (2, 78328557260), (4, 39164278630), (5, 31331422904), (8, 19582139315), (10, 15665711452), (20, 7832855726), (40, 3916427863), (181, 865508920), (362, 432754460), (724, 216377230), (905, 173101784), (1049, 149339480), (1448, 108188615), (1810, 86550892), (2098, 74669740), (3620, 43275446), (4196, 37334870), (5245, 29867896), (7240, 21637723), (8392, 18667435), (10490, 14933948), (20627, 7594760), (20980, 7466974), (41254, 3797380), (41960, 3733487), (82508, 1898690), (103135, 1518952), (165016, 949345), (189869, 825080), (206270, 759476), (379738, 412540)]