125147440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2003}}^1$

素因数の和:2098

約数の個数: 80

約数和(自身を含む): 322050816

約数和(自身を除く): 196903376

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 71, 80, 88, 110, 142, 176, 220, 284, 355, 440, 568, 710, 781, 880, 1136, 1420, 1562, 2003, 2840, 3124, 3905, 4006, 5680, 6248, 7810, 8012, 10015, 12496, 15620, 16024, 20030, 22033, 31240, 32048, 40060, 44066, 62480, 80120, 88132, 110165, 142213, 160240, 176264, 220330, 284426, 352528, 440660, 568852, 711065, 881320, 1137704, 1422130, 1564343, 1762640, 2275408, 2844260, 3128686, 5688520, 6257372, 7821715, 11377040, 12514744, 15643430, 25029488, 31286860, 62573720, 125147440]

約数ペア:

[(1, 125147440), (2, 62573720), (4, 31286860), (5, 25029488), (8, 15643430), (10, 12514744), (11, 11377040), (16, 7821715), (20, 6257372), (22, 5688520), (40, 3128686), (44, 2844260), (55, 2275408), (71, 1762640), (80, 1564343), (88, 1422130), (110, 1137704), (142, 881320), (176, 711065), (220, 568852), (284, 440660), (355, 352528), (440, 284426), (568, 220330), (710, 176264), (781, 160240), (880, 142213), (1136, 110165), (1420, 88132), (1562, 80120), (2003, 62480), (2840, 44066), (3124, 40060), (3905, 32048), (4006, 31240), (5680, 22033), (6248, 20030), (7810, 16024), (8012, 15620), (10015, 12496)]