72887985

素因数分解:

$3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:295

約数の個数: 64

約数和(自身を含む): 134991360

約数和(自身を除く): 62103375

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 61, 135, 159, 167, 183, 265, 305, 477, 501, 549, 795, 835, 915, 1431, 1503, 1647, 2385, 2505, 2745, 3233, 4509, 7155, 7515, 8235, 8851, 9699, 10187, 16165, 22545, 26553, 29097, 30561, 44255, 48495, 50935, 79659, 87291, 91683, 132765, 145485, 152805, 238977, 275049, 398295, 436455, 458415, 539911, 1194885, 1375245, 1619733, 2699555, 4859199, 8098665, 14577597, 24295995, 72887985]

約数ペア:

[(1, 72887985), (3, 24295995), (5, 14577597), (9, 8098665), (15, 4859199), (27, 2699555), (45, 1619733), (53, 1375245), (61, 1194885), (135, 539911), (159, 458415), (167, 436455), (183, 398295), (265, 275049), (305, 238977), (477, 152805), (501, 145485), (549, 132765), (795, 91683), (835, 87291), (915, 79659), (1431, 50935), (1503, 48495), (1647, 44255), (2385, 30561), (2505, 29097), (2745, 26553), (3233, 22545), (4509, 16165), (7155, 10187), (7515, 9699), (8235, 8851)]