156880

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:103

約数の個数: 40

約数和(自身を含む): 381672

約数和(自身を除く): 224792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 53, 74, 80, 106, 148, 185, 212, 265, 296, 370, 424, 530, 592, 740, 848, 1060, 1480, 1961, 2120, 2960, 3922, 4240, 7844, 9805, 15688, 19610, 31376, 39220, 78440, 156880]

約数ペア:

[(1, 156880), (2, 78440), (4, 39220), (5, 31376), (8, 19610), (10, 15688), (16, 9805), (20, 7844), (37, 4240), (40, 3922), (53, 2960), (74, 2120), (80, 1961), (106, 1480), (148, 1060), (185, 848), (212, 740), (265, 592), (296, 530), (370, 424)]