72580157

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:293

約数の個数: 32

約数和(自身を含む): 87816960

約数和(自身を除く): 15236803

約数列:

[1, 13, 17, 23, 109, 131, 221, 299, 391, 1417, 1703, 1853, 2227, 2507, 3013, 5083, 14279, 24089, 28951, 32591, 39169, 42619, 51221, 185627, 242743, 328417, 554047, 665873, 3155659, 4269421, 5583089, 72580157]

約数ペア:

[(1, 72580157), (13, 5583089), (17, 4269421), (23, 3155659), (109, 665873), (131, 554047), (221, 328417), (299, 242743), (391, 185627), (1417, 51221), (1703, 42619), (1853, 39169), (2227, 32591), (2507, 28951), (3013, 24089), (5083, 14279)]