69027975

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:265

約数の個数: 72

約数和(自身を含む): 130572000

約数和(自身を除く): 61544025

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 71, 75, 87, 145, 149, 213, 225, 261, 355, 435, 447, 639, 725, 745, 1065, 1305, 1341, 1775, 2059, 2175, 2235, 3195, 3725, 4321, 5325, 6177, 6525, 6705, 10295, 10579, 11175, 12963, 15975, 18531, 21605, 30885, 31737, 33525, 38889, 51475, 52895, 64815, 92655, 95211, 108025, 154425, 158685, 194445, 264475, 306791, 324075, 463275, 476055, 793425, 920373, 972225, 1533955, 2380275, 2761119, 4601865, 7669775, 13805595, 23009325, 69027975]

約数ペア:

[(1, 69027975), (3, 23009325), (5, 13805595), (9, 7669775), (15, 4601865), (25, 2761119), (29, 2380275), (45, 1533955), (71, 972225), (75, 920373), (87, 793425), (145, 476055), (149, 463275), (213, 324075), (225, 306791), (261, 264475), (355, 194445), (435, 158685), (447, 154425), (639, 108025), (725, 95211), (745, 92655), (1065, 64815), (1305, 52895), (1341, 51475), (1775, 38889), (2059, 33525), (2175, 31737), (2235, 30885), (3195, 21605), (3725, 18531), (4321, 15975), (5325, 12963), (6177, 11175), (6525, 10579), (6705, 10295)]