67515040

素因数分解:

$2^5\times 5^1\times {\mathrm{571}}^1\times {\mathrm{739}}^1$

素因数の和:1325

約数の個数: 48

約数和(自身を含む): 159999840

約数和(自身を除く): 92484800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 571, 739, 1142, 1478, 2284, 2855, 2956, 3695, 4568, 5710, 5912, 7390, 9136, 11420, 11824, 14780, 18272, 22840, 23648, 29560, 45680, 59120, 91360, 118240, 421969, 843938, 1687876, 2109845, 3375752, 4219690, 6751504, 8439380, 13503008, 16878760, 33757520, 67515040]

約数ペア:

[(1, 67515040), (2, 33757520), (4, 16878760), (5, 13503008), (8, 8439380), (10, 6751504), (16, 4219690), (20, 3375752), (32, 2109845), (40, 1687876), (80, 843938), (160, 421969), (571, 118240), (739, 91360), (1142, 59120), (1478, 45680), (2284, 29560), (2855, 23648), (2956, 22840), (3695, 18272), (4568, 14780), (5710, 11824), (5912, 11420), (7390, 9136)]