1263151550

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{569}}^1\times {\mathrm{1531}}^1$

素因数の和:2141

約数の個数: 48

約数和(自身を含む): 2436339600

約数和(自身を除く): 1173188050

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 569, 725, 1138, 1450, 1531, 2845, 3062, 5690, 7655, 14225, 15310, 16501, 28450, 33002, 38275, 44399, 76550, 82505, 88798, 165010, 221995, 412525, 443990, 825050, 871139, 1109975, 1742278, 2219950, 4355695, 8711390, 21778475, 25263031, 43556950, 50526062, 126315155, 252630310, 631575775, 1263151550]

約数ペア:

[(1, 1263151550), (2, 631575775), (5, 252630310), (10, 126315155), (25, 50526062), (29, 43556950), (50, 25263031), (58, 21778475), (145, 8711390), (290, 4355695), (569, 2219950), (725, 1742278), (1138, 1109975), (1450, 871139), (1531, 825050), (2845, 443990), (3062, 412525), (5690, 221995), (7655, 165010), (14225, 88798), (15310, 82505), (16501, 76550), (28450, 44399), (33002, 38275)]