73639850

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:375

約数の個数: 48

約数和(自身を含む): 140824320

約数和(自身を除く): 67184470

約数列:

[1, 2, 5, 10, 25, 50, 79, 103, 158, 181, 206, 362, 395, 515, 790, 905, 1030, 1810, 1975, 2575, 3950, 4525, 5150, 8137, 9050, 14299, 16274, 18643, 28598, 37286, 40685, 71495, 81370, 93215, 142990, 186430, 203425, 357475, 406850, 466075, 714950, 932150, 1472797, 2945594, 7363985, 14727970, 36819925, 73639850]

約数ペア:

[(1, 73639850), (2, 36819925), (5, 14727970), (10, 7363985), (25, 2945594), (50, 1472797), (79, 932150), (103, 714950), (158, 466075), (181, 406850), (206, 357475), (362, 203425), (395, 186430), (515, 142990), (790, 93215), (905, 81370), (1030, 71495), (1810, 40685), (1975, 37286), (2575, 28598), (3950, 18643), (4525, 16274), (5150, 14299), (8137, 9050)]