80858178

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{647}}^1$

素因数の和:839

約数の個数: 48

約数和(自身を含む): 180138816

約数和(自身を除く): 99280638

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 131, 159, 262, 318, 393, 477, 647, 786, 954, 1179, 1294, 1941, 2358, 3882, 5823, 6943, 11646, 13886, 20829, 34291, 41658, 62487, 68582, 84757, 102873, 124974, 169514, 205746, 254271, 308619, 508542, 617238, 762813, 1525626, 4492121, 8984242, 13476363, 26952726, 40429089, 80858178]

約数ペア:

[(1, 80858178), (2, 40429089), (3, 26952726), (6, 13476363), (9, 8984242), (18, 4492121), (53, 1525626), (106, 762813), (131, 617238), (159, 508542), (262, 308619), (318, 254271), (393, 205746), (477, 169514), (647, 124974), (786, 102873), (954, 84757), (1179, 68582), (1294, 62487), (1941, 41658), (2358, 34291), (3882, 20829), (5823, 13886), (6943, 11646)]