71254040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12457}}^1$

素因数の和:12492

約数の個数: 64

約数和(自身を含む): 188364960

約数和(自身を除く): 117110920

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5720, 12457, 24914, 49828, 62285, 99656, 124570, 137027, 161941, 249140, 274054, 323882, 498280, 548108, 647764, 685135, 809705, 1096216, 1295528, 1370270, 1619410, 1781351, 2740540, 3238820, 3562702, 5481080, 6477640, 7125404, 8906755, 14250808, 17813510, 35627020, 71254040]

約数ペア:

[(1, 71254040), (2, 35627020), (4, 17813510), (5, 14250808), (8, 8906755), (10, 7125404), (11, 6477640), (13, 5481080), (20, 3562702), (22, 3238820), (26, 2740540), (40, 1781351), (44, 1619410), (52, 1370270), (55, 1295528), (65, 1096216), (88, 809705), (104, 685135), (110, 647764), (130, 548108), (143, 498280), (220, 323882), (260, 274054), (286, 249140), (440, 161941), (520, 137027), (572, 124570), (715, 99656), (1144, 62285), (1430, 49828), (2860, 24914), (5720, 12457)]