497979040

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7723}}^1$

素因数の和:7782

約数の個数: 96

約数和(自身を含む): 1308013056

約数和(自身を除く): 810034016

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 403, 416, 496, 520, 620, 806, 992, 1040, 1240, 1612, 2015, 2080, 2480, 3224, 4030, 4960, 6448, 7723, 8060, 12896, 15446, 16120, 30892, 32240, 38615, 61784, 64480, 77230, 100399, 123568, 154460, 200798, 239413, 247136, 308920, 401596, 478826, 501995, 617840, 803192, 957652, 1003990, 1197065, 1235680, 1606384, 1915304, 2007980, 2394130, 3112369, 3212768, 3830608, 4015960, 4788260, 6224738, 7661216, 8031920, 9576520, 12449476, 15561845, 16063840, 19153040, 24898952, 31123690, 38306080, 49797904, 62247380, 99595808, 124494760, 248989520, 497979040]

約数ペア:

[(1, 497979040), (2, 248989520), (4, 124494760), (5, 99595808), (8, 62247380), (10, 49797904), (13, 38306080), (16, 31123690), (20, 24898952), (26, 19153040), (31, 16063840), (32, 15561845), (40, 12449476), (52, 9576520), (62, 8031920), (65, 7661216), (80, 6224738), (104, 4788260), (124, 4015960), (130, 3830608), (155, 3212768), (160, 3112369), (208, 2394130), (248, 2007980), (260, 1915304), (310, 1606384), (403, 1235680), (416, 1197065), (496, 1003990), (520, 957652), (620, 803192), (806, 617840), (992, 501995), (1040, 478826), (1240, 401596), (1612, 308920), (2015, 247136), (2080, 239413), (2480, 200798), (3224, 154460), (4030, 123568), (4960, 100399), (6448, 77230), (7723, 64480), (8060, 61784), (12896, 38615), (15446, 32240), (16120, 30892)]