12966250

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:97

約数の個数: 80

約数和(自身を含む): 28340928

約数和(自身を除く): 15374678

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 41, 46, 50, 55, 82, 110, 115, 125, 205, 230, 250, 253, 275, 410, 451, 506, 550, 575, 625, 902, 943, 1025, 1150, 1250, 1265, 1375, 1886, 2050, 2255, 2530, 2750, 2875, 4510, 4715, 5125, 5750, 6325, 6875, 9430, 10250, 10373, 11275, 12650, 13750, 14375, 20746, 22550, 23575, 25625, 28750, 31625, 47150, 51250, 51865, 56375, 63250, 103730, 112750, 117875, 158125, 235750, 259325, 281875, 316250, 518650, 563750, 589375, 1178750, 1296625, 2593250, 6483125, 12966250]

約数ペア:

[(1, 12966250), (2, 6483125), (5, 2593250), (10, 1296625), (11, 1178750), (22, 589375), (23, 563750), (25, 518650), (41, 316250), (46, 281875), (50, 259325), (55, 235750), (82, 158125), (110, 117875), (115, 112750), (125, 103730), (205, 63250), (230, 56375), (250, 51865), (253, 51250), (275, 47150), (410, 31625), (451, 28750), (506, 25625), (550, 23575), (575, 22550), (625, 20746), (902, 14375), (943, 13750), (1025, 12650), (1150, 11275), (1250, 10373), (1265, 10250), (1375, 9430), (1886, 6875), (2050, 6325), (2255, 5750), (2530, 5125), (2750, 4715), (2875, 4510)]