289969550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{15383}}^1$

素因数の和:15437

約数の個数: 48

約数和(自身を含む): 600899040

約数和(自身を除く): 310929490

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 50, 58, 65, 130, 145, 290, 325, 377, 650, 725, 754, 1450, 1885, 3770, 9425, 15383, 18850, 30766, 76915, 153830, 199979, 384575, 399958, 446107, 769150, 892214, 999895, 1999790, 2230535, 4461070, 4999475, 5799391, 9998950, 11152675, 11598782, 22305350, 28996955, 57993910, 144984775, 289969550]

約数ペア:

[(1, 289969550), (2, 144984775), (5, 57993910), (10, 28996955), (13, 22305350), (25, 11598782), (26, 11152675), (29, 9998950), (50, 5799391), (58, 4999475), (65, 4461070), (130, 2230535), (145, 1999790), (290, 999895), (325, 892214), (377, 769150), (650, 446107), (725, 399958), (754, 384575), (1450, 199979), (1885, 153830), (3770, 76915), (9425, 30766), (15383, 18850)]