25684450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:148

約数の個数: 96

約数和(自身を含む): 57371328

約数和(自身を除く): 31686878

約数列:

[1, 2, 5, 10, 11, 17, 22, 25, 34, 41, 50, 55, 67, 82, 85, 110, 134, 170, 187, 205, 275, 335, 374, 410, 425, 451, 550, 670, 697, 737, 850, 902, 935, 1025, 1139, 1394, 1474, 1675, 1870, 2050, 2255, 2278, 2747, 3350, 3485, 3685, 4510, 4675, 5494, 5695, 6970, 7370, 7667, 9350, 11275, 11390, 12529, 13735, 15334, 17425, 18425, 22550, 25058, 27470, 28475, 30217, 34850, 36850, 38335, 46699, 56950, 60434, 62645, 68675, 76670, 93398, 125290, 137350, 151085, 191675, 233495, 302170, 313225, 383350, 466990, 513689, 626450, 755425, 1027378, 1167475, 1510850, 2334950, 2568445, 5136890, 12842225, 25684450]

約数ペア:

[(1, 25684450), (2, 12842225), (5, 5136890), (10, 2568445), (11, 2334950), (17, 1510850), (22, 1167475), (25, 1027378), (34, 755425), (41, 626450), (50, 513689), (55, 466990), (67, 383350), (82, 313225), (85, 302170), (110, 233495), (134, 191675), (170, 151085), (187, 137350), (205, 125290), (275, 93398), (335, 76670), (374, 68675), (410, 62645), (425, 60434), (451, 56950), (550, 46699), (670, 38335), (697, 36850), (737, 34850), (850, 30217), (902, 28475), (935, 27470), (1025, 25058), (1139, 22550), (1394, 18425), (1474, 17425), (1675, 15334), (1870, 13735), (2050, 12529), (2255, 11390), (2278, 11275), (2747, 9350), (3350, 7667), (3485, 7370), (3685, 6970), (4510, 5695), (4675, 5494)]