45488920

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:356

約数の個数: 64

約数和(自身を含む): 105618240

約数和(自身を除く): 60129320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 103, 122, 181, 206, 244, 305, 362, 412, 488, 515, 610, 724, 824, 905, 1030, 1220, 1448, 1810, 2060, 2440, 3620, 4120, 6283, 7240, 11041, 12566, 18643, 22082, 25132, 31415, 37286, 44164, 50264, 55205, 62830, 74572, 88328, 93215, 110410, 125660, 149144, 186430, 220820, 251320, 372860, 441640, 745720, 1137223, 2274446, 4548892, 5686115, 9097784, 11372230, 22744460, 45488920]

約数ペア:

[(1, 45488920), (2, 22744460), (4, 11372230), (5, 9097784), (8, 5686115), (10, 4548892), (20, 2274446), (40, 1137223), (61, 745720), (103, 441640), (122, 372860), (181, 251320), (206, 220820), (244, 186430), (305, 149144), (362, 125660), (412, 110410), (488, 93215), (515, 88328), (610, 74572), (724, 62830), (824, 55205), (905, 50264), (1030, 44164), (1220, 37286), (1448, 31415), (1810, 25132), (2060, 22082), (2440, 18643), (3620, 12566), (4120, 11041), (6283, 7240)]