8131656

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{389}}^1$

素因数の和:478

約数の個数: 64

約数和(自身を含む): 22276800

約数和(自身を除く): 14145144

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 67, 78, 104, 134, 156, 201, 268, 312, 389, 402, 536, 778, 804, 871, 1167, 1556, 1608, 1742, 2334, 2613, 3112, 3484, 4668, 5057, 5226, 6968, 9336, 10114, 10452, 15171, 20228, 20904, 26063, 30342, 40456, 52126, 60684, 78189, 104252, 121368, 156378, 208504, 312756, 338819, 625512, 677638, 1016457, 1355276, 2032914, 2710552, 4065828, 8131656]

約数ペア:

[(1, 8131656), (2, 4065828), (3, 2710552), (4, 2032914), (6, 1355276), (8, 1016457), (12, 677638), (13, 625512), (24, 338819), (26, 312756), (39, 208504), (52, 156378), (67, 121368), (78, 104252), (104, 78189), (134, 60684), (156, 52126), (201, 40456), (268, 30342), (312, 26063), (389, 20904), (402, 20228), (536, 15171), (778, 10452), (804, 10114), (871, 9336), (1167, 6968), (1556, 5226), (1608, 5057), (1742, 4668), (2334, 3484), (2613, 3112)]