25906545

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:435

約数の個数: 72

約数和(自身を含む): 54063360

約数和(自身を除く): 28156815

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 49, 63, 93, 105, 147, 155, 217, 245, 279, 315, 379, 441, 465, 651, 735, 1085, 1137, 1395, 1519, 1895, 1953, 2205, 2653, 3255, 3411, 4557, 5685, 7595, 7959, 9765, 11749, 13265, 13671, 17055, 18571, 22785, 23877, 35247, 39795, 55713, 58745, 68355, 82243, 92855, 105741, 119385, 167139, 176235, 246729, 278565, 411215, 528705, 575701, 740187, 835695, 1233645, 1727103, 2878505, 3700935, 5181309, 8635515, 25906545]

約数ペア:

[(1, 25906545), (3, 8635515), (5, 5181309), (7, 3700935), (9, 2878505), (15, 1727103), (21, 1233645), (31, 835695), (35, 740187), (45, 575701), (49, 528705), (63, 411215), (93, 278565), (105, 246729), (147, 176235), (155, 167139), (217, 119385), (245, 105741), (279, 92855), (315, 82243), (379, 68355), (441, 58745), (465, 55713), (651, 39795), (735, 35247), (1085, 23877), (1137, 22785), (1395, 18571), (1519, 17055), (1895, 13671), (1953, 13265), (2205, 11749), (2653, 9765), (3255, 7959), (3411, 7595), (4557, 5685)]