8377520

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:222

約数の個数: 80

約数和(自身を含む): 21159360

約数和(自身を除く): 12781840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 29, 40, 46, 58, 80, 92, 115, 116, 145, 157, 184, 230, 232, 290, 314, 368, 460, 464, 580, 628, 667, 785, 920, 1160, 1256, 1334, 1570, 1840, 2320, 2512, 2668, 3140, 3335, 3611, 4553, 5336, 6280, 6670, 7222, 9106, 10672, 12560, 13340, 14444, 18055, 18212, 22765, 26680, 28888, 36110, 36424, 45530, 53360, 57776, 72220, 72848, 91060, 104719, 144440, 182120, 209438, 288880, 364240, 418876, 523595, 837752, 1047190, 1675504, 2094380, 4188760, 8377520]

約数ペア:

[(1, 8377520), (2, 4188760), (4, 2094380), (5, 1675504), (8, 1047190), (10, 837752), (16, 523595), (20, 418876), (23, 364240), (29, 288880), (40, 209438), (46, 182120), (58, 144440), (80, 104719), (92, 91060), (115, 72848), (116, 72220), (145, 57776), (157, 53360), (184, 45530), (230, 36424), (232, 36110), (290, 28888), (314, 26680), (368, 22765), (460, 18212), (464, 18055), (580, 14444), (628, 13340), (667, 12560), (785, 10672), (920, 9106), (1160, 7222), (1256, 6670), (1334, 6280), (1570, 5336), (1840, 4553), (2320, 3611), (2512, 3335), (2668, 3140)]