128785124

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{563}}^1$

素因数の和:716

約数の個数: 48

約数和(自身を含む): 250713792

約数和(自身を除く): 121928668

約数列:

[1, 2, 4, 13, 26, 52, 53, 83, 106, 166, 212, 332, 563, 689, 1079, 1126, 1378, 2158, 2252, 2756, 4316, 4399, 7319, 8798, 14638, 17596, 29276, 29839, 46729, 57187, 59678, 93458, 114374, 119356, 186916, 228748, 387907, 607477, 775814, 1214954, 1551628, 2429908, 2476637, 4953274, 9906548, 32196281, 64392562, 128785124]

約数ペア:

[(1, 128785124), (2, 64392562), (4, 32196281), (13, 9906548), (26, 4953274), (52, 2476637), (53, 2429908), (83, 1551628), (106, 1214954), (166, 775814), (212, 607477), (332, 387907), (563, 228748), (689, 186916), (1079, 119356), (1126, 114374), (1378, 93458), (2158, 59678), (2252, 57187), (2756, 46729), (4316, 29839), (4399, 29276), (7319, 17596), (8798, 14638)]