25259290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{541}}^1$

素因数の和:607

約数の個数: 64

約数和(自身を含む): 56194560

約数和(自身を除く): 30935270

約数列:

[1, 2, 5, 7, 10, 14, 23, 29, 35, 46, 58, 70, 115, 145, 161, 203, 230, 290, 322, 406, 541, 667, 805, 1015, 1082, 1334, 1610, 2030, 2705, 3335, 3787, 4669, 5410, 6670, 7574, 9338, 12443, 15689, 18935, 23345, 24886, 31378, 37870, 46690, 62215, 78445, 87101, 109823, 124430, 156890, 174202, 219646, 360847, 435505, 549115, 721694, 871010, 1098230, 1804235, 2525929, 3608470, 5051858, 12629645, 25259290]

約数ペア:

[(1, 25259290), (2, 12629645), (5, 5051858), (7, 3608470), (10, 2525929), (14, 1804235), (23, 1098230), (29, 871010), (35, 721694), (46, 549115), (58, 435505), (70, 360847), (115, 219646), (145, 174202), (161, 156890), (203, 124430), (230, 109823), (290, 87101), (322, 78445), (406, 62215), (541, 46690), (667, 37870), (805, 31378), (1015, 24886), (1082, 23345), (1334, 18935), (1610, 15689), (2030, 12443), (2705, 9338), (3335, 7574), (3787, 6670), (4669, 5410)]