25171860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{821}}^1$

素因数の和:913

約数の個数: 96

約数和(自身を含む): 81752832

約数和(自身を除く): 56580972

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 73, 84, 105, 140, 146, 210, 219, 292, 365, 420, 438, 511, 730, 821, 876, 1022, 1095, 1460, 1533, 1642, 2044, 2190, 2463, 2555, 3066, 3284, 4105, 4380, 4926, 5110, 5747, 6132, 7665, 8210, 9852, 10220, 11494, 12315, 15330, 16420, 17241, 22988, 24630, 28735, 30660, 34482, 49260, 57470, 59933, 68964, 86205, 114940, 119866, 172410, 179799, 239732, 299665, 344820, 359598, 419531, 599330, 719196, 839062, 898995, 1198660, 1258593, 1678124, 1797990, 2097655, 2517186, 3595980, 4195310, 5034372, 6292965, 8390620, 12585930, 25171860]

約数ペア:

[(1, 25171860), (2, 12585930), (3, 8390620), (4, 6292965), (5, 5034372), (6, 4195310), (7, 3595980), (10, 2517186), (12, 2097655), (14, 1797990), (15, 1678124), (20, 1258593), (21, 1198660), (28, 898995), (30, 839062), (35, 719196), (42, 599330), (60, 419531), (70, 359598), (73, 344820), (84, 299665), (105, 239732), (140, 179799), (146, 172410), (210, 119866), (219, 114940), (292, 86205), (365, 68964), (420, 59933), (438, 57470), (511, 49260), (730, 34482), (821, 30660), (876, 28735), (1022, 24630), (1095, 22988), (1460, 17241), (1533, 16420), (1642, 15330), (2044, 12315), (2190, 11494), (2463, 10220), (2555, 9852), (3066, 8210), (3284, 7665), (4105, 6132), (4380, 5747), (4926, 5110)]