102805300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2551}}^1$

素因数の和:2609

約数の個数: 72

約数和(自身を含む): 248095232

約数和(自身を除く): 145289932

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 130, 155, 260, 310, 325, 403, 620, 650, 775, 806, 1300, 1550, 1612, 2015, 2551, 3100, 4030, 5102, 8060, 10075, 10204, 12755, 20150, 25510, 33163, 40300, 51020, 63775, 66326, 79081, 127550, 132652, 158162, 165815, 255100, 316324, 331630, 395405, 663260, 790810, 829075, 1028053, 1581620, 1658150, 1977025, 2056106, 3316300, 3954050, 4112212, 5140265, 7908100, 10280530, 20561060, 25701325, 51402650, 102805300]

約数ペア:

[(1, 102805300), (2, 51402650), (4, 25701325), (5, 20561060), (10, 10280530), (13, 7908100), (20, 5140265), (25, 4112212), (26, 3954050), (31, 3316300), (50, 2056106), (52, 1977025), (62, 1658150), (65, 1581620), (100, 1028053), (124, 829075), (130, 790810), (155, 663260), (260, 395405), (310, 331630), (325, 316324), (403, 255100), (620, 165815), (650, 158162), (775, 132652), (806, 127550), (1300, 79081), (1550, 66326), (1612, 63775), (2015, 51020), (2551, 40300), (3100, 33163), (4030, 25510), (5102, 20150), (8060, 12755), (10075, 10204)]