31020376

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 65940480

約数和(自身を除く): 34920104

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 47, 68, 92, 94, 136, 184, 188, 211, 376, 391, 422, 782, 799, 844, 1081, 1564, 1598, 1688, 2162, 3128, 3196, 3587, 4324, 4853, 6392, 7174, 8648, 9706, 9917, 14348, 18377, 19412, 19834, 28696, 36754, 38824, 39668, 73508, 79336, 82501, 147016, 165002, 168589, 228091, 330004, 337178, 456182, 660008, 674356, 912364, 1348712, 1824728, 3877547, 7755094, 15510188, 31020376]

約数ペア:

[(1, 31020376), (2, 15510188), (4, 7755094), (8, 3877547), (17, 1824728), (23, 1348712), (34, 912364), (46, 674356), (47, 660008), (68, 456182), (92, 337178), (94, 330004), (136, 228091), (184, 168589), (188, 165002), (211, 147016), (376, 82501), (391, 79336), (422, 73508), (782, 39668), (799, 38824), (844, 36754), (1081, 28696), (1564, 19834), (1598, 19412), (1688, 18377), (2162, 14348), (3128, 9917), (3196, 9706), (3587, 8648), (4324, 7174), (4853, 6392)]