25156980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1$

素因数の和:367

約数の個数: 120

約数和(自身を含む): 80681832

約数和(自身を除く): 55524852

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 53, 54, 60, 81, 90, 106, 108, 135, 159, 162, 180, 212, 265, 270, 293, 318, 324, 405, 477, 530, 540, 586, 636, 795, 810, 879, 954, 1060, 1172, 1431, 1465, 1590, 1620, 1758, 1908, 2385, 2637, 2862, 2930, 3180, 3516, 4293, 4395, 4770, 5274, 5724, 5860, 7155, 7911, 8586, 8790, 9540, 10548, 13185, 14310, 15529, 15822, 17172, 17580, 21465, 23733, 26370, 28620, 31058, 31644, 39555, 42930, 46587, 47466, 52740, 62116, 77645, 79110, 85860, 93174, 94932, 118665, 139761, 155290, 158220, 186348, 232935, 237330, 279522, 310580, 419283, 465870, 474660, 559044, 698805, 838566, 931740, 1257849, 1397610, 1677132, 2096415, 2515698, 2795220, 4192830, 5031396, 6289245, 8385660, 12578490, 25156980]

約数ペア:

[(1, 25156980), (2, 12578490), (3, 8385660), (4, 6289245), (5, 5031396), (6, 4192830), (9, 2795220), (10, 2515698), (12, 2096415), (15, 1677132), (18, 1397610), (20, 1257849), (27, 931740), (30, 838566), (36, 698805), (45, 559044), (53, 474660), (54, 465870), (60, 419283), (81, 310580), (90, 279522), (106, 237330), (108, 232935), (135, 186348), (159, 158220), (162, 155290), (180, 139761), (212, 118665), (265, 94932), (270, 93174), (293, 85860), (318, 79110), (324, 77645), (405, 62116), (477, 52740), (530, 47466), (540, 46587), (586, 42930), (636, 39555), (795, 31644), (810, 31058), (879, 28620), (954, 26370), (1060, 23733), (1172, 21465), (1431, 17580), (1465, 17172), (1590, 15822), (1620, 15529), (1758, 14310), (1908, 13185), (2385, 10548), (2637, 9540), (2862, 8790), (2930, 8586), (3180, 7911), (3516, 7155), (4293, 5860), (4395, 5724), (4770, 5274)]