40481505

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{569}}^1$

素因数の和:631

約数の個数: 64

約数和(自身を含む): 78796800

約数和(自身を除く): 38315295

約数列:

[1, 3, 5, 9, 15, 17, 27, 31, 45, 51, 85, 93, 135, 153, 155, 255, 279, 459, 465, 527, 569, 765, 837, 1395, 1581, 1707, 2295, 2635, 2845, 4185, 4743, 5121, 7905, 8535, 9673, 14229, 15363, 17639, 23715, 25605, 29019, 48365, 52917, 71145, 76815, 87057, 88195, 145095, 158751, 261171, 264585, 299863, 435285, 476253, 793755, 899589, 1305855, 1499315, 2381265, 2698767, 4497945, 8096301, 13493835, 40481505]

約数ペア:

[(1, 40481505), (3, 13493835), (5, 8096301), (9, 4497945), (15, 2698767), (17, 2381265), (27, 1499315), (31, 1305855), (45, 899589), (51, 793755), (85, 476253), (93, 435285), (135, 299863), (153, 264585), (155, 261171), (255, 158751), (279, 145095), (459, 88195), (465, 87057), (527, 76815), (569, 71145), (765, 52917), (837, 48365), (1395, 29019), (1581, 25605), (1707, 23715), (2295, 17639), (2635, 15363), (2845, 14229), (4185, 9673), (4743, 8535), (5121, 7905)]