25259910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{271}}^1$

素因数の和:533

約数の個数: 64

約数和(自身を含む): 65802240

約数和(自身を除く): 40542330

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 239, 271, 390, 478, 542, 717, 813, 1195, 1355, 1434, 1626, 2390, 2710, 3107, 3523, 3585, 4065, 6214, 7046, 7170, 8130, 9321, 10569, 15535, 17615, 18642, 21138, 31070, 35230, 46605, 52845, 64769, 93210, 105690, 129538, 194307, 323845, 388614, 647690, 841997, 971535, 1683994, 1943070, 2525991, 4209985, 5051982, 8419970, 12629955, 25259910]

約数ペア:

[(1, 25259910), (2, 12629955), (3, 8419970), (5, 5051982), (6, 4209985), (10, 2525991), (13, 1943070), (15, 1683994), (26, 971535), (30, 841997), (39, 647690), (65, 388614), (78, 323845), (130, 194307), (195, 129538), (239, 105690), (271, 93210), (390, 64769), (478, 52845), (542, 46605), (717, 35230), (813, 31070), (1195, 21138), (1355, 18642), (1434, 17615), (1626, 15535), (2390, 10569), (2710, 9321), (3107, 8130), (3523, 7170), (3585, 7046), (4065, 6214)]