25038790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:481

約数の個数: 64

約数和(自身を含む): 55707264

約数和(自身を除く): 30668474

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 53, 70, 85, 106, 119, 170, 238, 265, 371, 397, 530, 595, 742, 794, 901, 1190, 1802, 1855, 1985, 2779, 3710, 3970, 4505, 5558, 6307, 6749, 9010, 12614, 13498, 13895, 21041, 27790, 31535, 33745, 42082, 47243, 63070, 67490, 94486, 105205, 147287, 210410, 236215, 294574, 357697, 472430, 715394, 736435, 1472870, 1788485, 2503879, 3576970, 5007758, 12519395, 25038790]

約数ペア:

[(1, 25038790), (2, 12519395), (5, 5007758), (7, 3576970), (10, 2503879), (14, 1788485), (17, 1472870), (34, 736435), (35, 715394), (53, 472430), (70, 357697), (85, 294574), (106, 236215), (119, 210410), (170, 147287), (238, 105205), (265, 94486), (371, 67490), (397, 63070), (530, 47243), (595, 42082), (742, 33745), (794, 31535), (901, 27790), (1190, 21041), (1802, 13895), (1855, 13498), (1985, 12614), (2779, 9010), (3710, 6749), (3970, 6307), (4505, 5558)]