178250020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{36083}}^1$

素因数の和:36124

約数の個数: 48

約数和(自身を含む): 424347840

約数和(自身を除く): 246097820

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 36083, 72166, 144332, 180415, 360830, 469079, 685577, 721660, 938158, 1371154, 1876316, 2345395, 2742308, 3427885, 4690790, 6855770, 8912501, 9381580, 13711540, 17825002, 35650004, 44562505, 89125010, 178250020]

約数ペア:

[(1, 178250020), (2, 89125010), (4, 44562505), (5, 35650004), (10, 17825002), (13, 13711540), (19, 9381580), (20, 8912501), (26, 6855770), (38, 4690790), (52, 3427885), (65, 2742308), (76, 2345395), (95, 1876316), (130, 1371154), (190, 938158), (247, 721660), (260, 685577), (380, 469079), (494, 360830), (988, 180415), (1235, 144332), (2470, 72166), (4940, 36083)]