15403100

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:255

約数の個数: 72

約数和(自身を含む): 36018528

約数和(自身を除く): 20615428

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 37, 46, 50, 74, 92, 100, 115, 148, 181, 185, 230, 362, 370, 460, 575, 724, 740, 851, 905, 925, 1150, 1702, 1810, 1850, 2300, 3404, 3620, 3700, 4163, 4255, 4525, 6697, 8326, 8510, 9050, 13394, 16652, 17020, 18100, 20815, 21275, 26788, 33485, 41630, 42550, 66970, 83260, 85100, 104075, 133940, 154031, 167425, 208150, 308062, 334850, 416300, 616124, 669700, 770155, 1540310, 3080620, 3850775, 7701550, 15403100]

約数ペア:

[(1, 15403100), (2, 7701550), (4, 3850775), (5, 3080620), (10, 1540310), (20, 770155), (23, 669700), (25, 616124), (37, 416300), (46, 334850), (50, 308062), (74, 208150), (92, 167425), (100, 154031), (115, 133940), (148, 104075), (181, 85100), (185, 83260), (230, 66970), (362, 42550), (370, 41630), (460, 33485), (575, 26788), (724, 21275), (740, 20815), (851, 18100), (905, 17020), (925, 16652), (1150, 13394), (1702, 9050), (1810, 8510), (1850, 8326), (2300, 6697), (3404, 4525), (3620, 4255), (3700, 4163)]