25116840

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{9967}}^1$

素因数の和:9991

約数の個数: 96

約数和(自身を含む): 93300480

約数和(自身を除く): 68183640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 9967, 19934, 29901, 39868, 49835, 59802, 69769, 79736, 89703, 99670, 119604, 139538, 149505, 179406, 199340, 209307, 239208, 279076, 299010, 348845, 358812, 398680, 418614, 448515, 558152, 598020, 627921, 697690, 717624, 837228, 897030, 1046535, 1196040, 1255842, 1395380, 1674456, 1794060, 2093070, 2511684, 2790760, 3139605, 3588120, 4186140, 5023368, 6279210, 8372280, 12558420, 25116840]

約数ペア:

[(1, 25116840), (2, 12558420), (3, 8372280), (4, 6279210), (5, 5023368), (6, 4186140), (7, 3588120), (8, 3139605), (9, 2790760), (10, 2511684), (12, 2093070), (14, 1794060), (15, 1674456), (18, 1395380), (20, 1255842), (21, 1196040), (24, 1046535), (28, 897030), (30, 837228), (35, 717624), (36, 697690), (40, 627921), (42, 598020), (45, 558152), (56, 448515), (60, 418614), (63, 398680), (70, 358812), (72, 348845), (84, 299010), (90, 279076), (105, 239208), (120, 209307), (126, 199340), (140, 179406), (168, 149505), (180, 139538), (210, 119604), (252, 99670), (280, 89703), (315, 79736), (360, 69769), (420, 59802), (504, 49835), (630, 39868), (840, 29901), (1260, 19934), (2520, 9967)]