78361250

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:213

約数の個数: 80

約数和(自身を含む): 165322080

約数和(自身を除く): 86960830

約数列:

[1, 2, 5, 10, 11, 22, 25, 41, 50, 55, 82, 110, 125, 139, 205, 250, 275, 278, 410, 451, 550, 625, 695, 902, 1025, 1250, 1375, 1390, 1529, 2050, 2255, 2750, 3058, 3475, 4510, 5125, 5699, 6875, 6950, 7645, 10250, 11275, 11398, 13750, 15290, 17375, 22550, 25625, 28495, 34750, 38225, 51250, 56375, 56990, 62689, 76450, 86875, 112750, 125378, 142475, 173750, 191125, 281875, 284950, 313445, 382250, 563750, 626890, 712375, 955625, 1424750, 1567225, 1911250, 3134450, 3561875, 7123750, 7836125, 15672250, 39180625, 78361250]

約数ペア:

[(1, 78361250), (2, 39180625), (5, 15672250), (10, 7836125), (11, 7123750), (22, 3561875), (25, 3134450), (41, 1911250), (50, 1567225), (55, 1424750), (82, 955625), (110, 712375), (125, 626890), (139, 563750), (205, 382250), (250, 313445), (275, 284950), (278, 281875), (410, 191125), (451, 173750), (550, 142475), (625, 125378), (695, 112750), (902, 86875), (1025, 76450), (1250, 62689), (1375, 56990), (1390, 56375), (1529, 51250), (2050, 38225), (2255, 34750), (2750, 28495), (3058, 25625), (3475, 22550), (4510, 17375), (5125, 15290), (5699, 13750), (6875, 11398), (6950, 11275), (7645, 10250)]