290407910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{227}}^1\times {\mathrm{757}}^1$

素因数の和:1017

約数の個数: 48

約数和(自身を含む): 569282256

約数和(自身を除く): 278874346

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 227, 338, 454, 757, 845, 1135, 1514, 1690, 2270, 2951, 3785, 5902, 7570, 9841, 14755, 19682, 29510, 38363, 49205, 76726, 98410, 127933, 171839, 191815, 255866, 343678, 383630, 639665, 859195, 1279330, 1718390, 2233907, 4467814, 11169535, 22339070, 29040791, 58081582, 145203955, 290407910]

約数ペア:

[(1, 290407910), (2, 145203955), (5, 58081582), (10, 29040791), (13, 22339070), (26, 11169535), (65, 4467814), (130, 2233907), (169, 1718390), (227, 1279330), (338, 859195), (454, 639665), (757, 383630), (845, 343678), (1135, 255866), (1514, 191815), (1690, 171839), (2270, 127933), (2951, 98410), (3785, 76726), (5902, 49205), (7570, 38363), (9841, 29510), (14755, 19682)]