90728350

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{197}}^1$

素因数の和:421

約数の個数: 48

約数和(自身を含む): 173533536

約数和(自身を除く): 82805186

約数列:

[1, 2, 5, 10, 25, 50, 61, 122, 151, 197, 302, 305, 394, 610, 755, 985, 1510, 1525, 1970, 3050, 3775, 4925, 7550, 9211, 9850, 12017, 18422, 24034, 29747, 46055, 59494, 60085, 92110, 120170, 148735, 230275, 297470, 300425, 460550, 600850, 743675, 1487350, 1814567, 3629134, 9072835, 18145670, 45364175, 90728350]

約数ペア:

[(1, 90728350), (2, 45364175), (5, 18145670), (10, 9072835), (25, 3629134), (50, 1814567), (61, 1487350), (122, 743675), (151, 600850), (197, 460550), (302, 300425), (305, 297470), (394, 230275), (610, 148735), (755, 120170), (985, 92110), (1510, 60085), (1525, 59494), (1970, 46055), (3050, 29747), (3775, 24034), (4925, 18422), (7550, 12017), (9211, 9850)]