67259720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2153}}^1$

素因数の和:2246

約数の個数: 64

約数和(自身を含む): 167495040

約数和(自身を除く): 100235320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 142, 220, 284, 355, 440, 568, 710, 781, 1420, 1562, 2153, 2840, 3124, 3905, 4306, 6248, 7810, 8612, 10765, 15620, 17224, 21530, 23683, 31240, 43060, 47366, 86120, 94732, 118415, 152863, 189464, 236830, 305726, 473660, 611452, 764315, 947320, 1222904, 1528630, 1681493, 3057260, 3362986, 6114520, 6725972, 8407465, 13451944, 16814930, 33629860, 67259720]

約数ペア:

[(1, 67259720), (2, 33629860), (4, 16814930), (5, 13451944), (8, 8407465), (10, 6725972), (11, 6114520), (20, 3362986), (22, 3057260), (40, 1681493), (44, 1528630), (55, 1222904), (71, 947320), (88, 764315), (110, 611452), (142, 473660), (220, 305726), (284, 236830), (355, 189464), (440, 152863), (568, 118415), (710, 94732), (781, 86120), (1420, 47366), (1562, 43060), (2153, 31240), (2840, 23683), (3124, 21530), (3905, 17224), (4306, 15620), (6248, 10765), (7810, 8612)]