18106320100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{71879}}^1$

素因数の和:72133

約数の個数: 72

約数和(自身を含む): 43050369600

約数和(自身を除く): 24944049500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 229, 275, 458, 550, 916, 1100, 1145, 2290, 2519, 4580, 5038, 5725, 10076, 11450, 12595, 22900, 25190, 50380, 62975, 71879, 125950, 143758, 251900, 287516, 359395, 718790, 790669, 1437580, 1581338, 1796975, 3162676, 3593950, 3953345, 7187900, 7906690, 15813380, 16460291, 19766725, 32920582, 39533450, 65841164, 79066900, 82301455, 164602910, 181063201, 329205820, 362126402, 411507275, 724252804, 823014550, 905316005, 1646029100, 1810632010, 3621264020, 4526580025, 9053160050, 18106320100]

約数ペア:

[(1, 18106320100), (2, 9053160050), (4, 4526580025), (5, 3621264020), (10, 1810632010), (11, 1646029100), (20, 905316005), (22, 823014550), (25, 724252804), (44, 411507275), (50, 362126402), (55, 329205820), (100, 181063201), (110, 164602910), (220, 82301455), (229, 79066900), (275, 65841164), (458, 39533450), (550, 32920582), (916, 19766725), (1100, 16460291), (1145, 15813380), (2290, 7906690), (2519, 7187900), (4580, 3953345), (5038, 3593950), (5725, 3162676), (10076, 1796975), (11450, 1581338), (12595, 1437580), (22900, 790669), (25190, 718790), (50380, 359395), (62975, 287516), (71879, 251900), (125950, 143758)]