15381250

素因数分解:

$2^1\times 5^5\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:157

約数の個数: 48

約数和(自身を含む): 30373056

約数和(自身を除く): 14991806

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 107, 115, 125, 214, 230, 250, 535, 575, 625, 1070, 1150, 1250, 2461, 2675, 2875, 3125, 4922, 5350, 5750, 6250, 12305, 13375, 14375, 24610, 26750, 28750, 61525, 66875, 71875, 123050, 133750, 143750, 307625, 334375, 615250, 668750, 1538125, 3076250, 7690625, 15381250]

約数ペア:

[(1, 15381250), (2, 7690625), (5, 3076250), (10, 1538125), (23, 668750), (25, 615250), (46, 334375), (50, 307625), (107, 143750), (115, 133750), (125, 123050), (214, 71875), (230, 66875), (250, 61525), (535, 28750), (575, 26750), (625, 24610), (1070, 14375), (1150, 13375), (1250, 12305), (2461, 6250), (2675, 5750), (2875, 5350), (3125, 4922)]