25986320

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{487}}^1$

素因数の和:552

約数の個数: 80

約数和(自身を含む): 65352960

約数和(自身を除く): 39366640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 29, 40, 46, 58, 80, 92, 115, 116, 145, 184, 230, 232, 290, 368, 460, 464, 487, 580, 667, 920, 974, 1160, 1334, 1840, 1948, 2320, 2435, 2668, 3335, 3896, 4870, 5336, 6670, 7792, 9740, 10672, 11201, 13340, 14123, 19480, 22402, 26680, 28246, 38960, 44804, 53360, 56005, 56492, 70615, 89608, 112010, 112984, 141230, 179216, 224020, 225968, 282460, 324829, 448040, 564920, 649658, 896080, 1129840, 1299316, 1624145, 2598632, 3248290, 5197264, 6496580, 12993160, 25986320]

約数ペア:

[(1, 25986320), (2, 12993160), (4, 6496580), (5, 5197264), (8, 3248290), (10, 2598632), (16, 1624145), (20, 1299316), (23, 1129840), (29, 896080), (40, 649658), (46, 564920), (58, 448040), (80, 324829), (92, 282460), (115, 225968), (116, 224020), (145, 179216), (184, 141230), (230, 112984), (232, 112010), (290, 89608), (368, 70615), (460, 56492), (464, 56005), (487, 53360), (580, 44804), (667, 38960), (920, 28246), (974, 26680), (1160, 22402), (1334, 19480), (1840, 14123), (1948, 13340), (2320, 11201), (2435, 10672), (2668, 9740), (3335, 7792), (3896, 6670), (4870, 5336)]