25700260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{281}}^1$

素因数の和:576

約数の個数: 48

約数和(自身を含む): 57561840

約数和(自身を除く): 31861580

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 269, 281, 340, 538, 562, 1076, 1124, 1345, 1405, 2690, 2810, 4573, 4777, 5380, 5620, 9146, 9554, 18292, 19108, 22865, 23885, 45730, 47770, 75589, 91460, 95540, 151178, 302356, 377945, 755890, 1285013, 1511780, 2570026, 5140052, 6425065, 12850130, 25700260]

約数ペア:

[(1, 25700260), (2, 12850130), (4, 6425065), (5, 5140052), (10, 2570026), (17, 1511780), (20, 1285013), (34, 755890), (68, 377945), (85, 302356), (170, 151178), (269, 95540), (281, 91460), (340, 75589), (538, 47770), (562, 45730), (1076, 23885), (1124, 22865), (1345, 19108), (1405, 18292), (2690, 9554), (2810, 9146), (4573, 5620), (4777, 5380)]