51404540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{10159}}^1$

素因数の和:10202

約数の個数: 48

約数和(自身を含む): 122895360

約数和(自身を除く): 71490820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 5060, 10159, 20318, 40636, 50795, 101590, 111749, 203180, 223498, 233657, 446996, 467314, 558745, 934628, 1117490, 1168285, 2234980, 2336570, 2570227, 4673140, 5140454, 10280908, 12851135, 25702270, 51404540]

約数ペア:

[(1, 51404540), (2, 25702270), (4, 12851135), (5, 10280908), (10, 5140454), (11, 4673140), (20, 2570227), (22, 2336570), (23, 2234980), (44, 1168285), (46, 1117490), (55, 934628), (92, 558745), (110, 467314), (115, 446996), (220, 233657), (230, 223498), (253, 203180), (460, 111749), (506, 101590), (1012, 50795), (1265, 40636), (2530, 20318), (5060, 10159)]