5159020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 11467008

約数和(自身を除く): 6307988

約数列:

[1, 2, 4, 5, 10, 20, 31, 53, 62, 106, 124, 155, 157, 212, 265, 310, 314, 530, 620, 628, 785, 1060, 1570, 1643, 3140, 3286, 4867, 6572, 8215, 8321, 9734, 16430, 16642, 19468, 24335, 32860, 33284, 41605, 48670, 83210, 97340, 166420, 257951, 515902, 1031804, 1289755, 2579510, 5159020]

約数ペア:

[(1, 5159020), (2, 2579510), (4, 1289755), (5, 1031804), (10, 515902), (20, 257951), (31, 166420), (53, 97340), (62, 83210), (106, 48670), (124, 41605), (155, 33284), (157, 32860), (212, 24335), (265, 19468), (310, 16642), (314, 16430), (530, 9734), (620, 8321), (628, 8215), (785, 6572), (1060, 4867), (1570, 3286), (1643, 3140)]