61668100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:170

約数の個数: 108

約数和(自身を含む): 150107580

約数和(自身を除く): 88439480

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 41, 50, 52, 65, 82, 89, 100, 130, 164, 169, 178, 205, 260, 325, 338, 356, 410, 445, 533, 650, 676, 820, 845, 890, 1025, 1066, 1157, 1300, 1690, 1780, 2050, 2132, 2225, 2314, 2665, 3380, 3649, 4100, 4225, 4450, 4628, 5330, 5785, 6929, 7298, 8450, 8900, 10660, 11570, 13325, 13858, 14596, 15041, 16900, 18245, 23140, 26650, 27716, 28925, 30082, 34645, 36490, 47437, 53300, 57850, 60164, 69290, 72980, 75205, 91225, 94874, 115700, 138580, 150410, 173225, 182450, 189748, 237185, 300820, 346450, 364900, 376025, 474370, 616681, 692900, 752050, 948740, 1185925, 1233362, 1504100, 2371850, 2466724, 3083405, 4743700, 6166810, 12333620, 15417025, 30834050, 61668100]

約数ペア:

[(1, 61668100), (2, 30834050), (4, 15417025), (5, 12333620), (10, 6166810), (13, 4743700), (20, 3083405), (25, 2466724), (26, 2371850), (41, 1504100), (50, 1233362), (52, 1185925), (65, 948740), (82, 752050), (89, 692900), (100, 616681), (130, 474370), (164, 376025), (169, 364900), (178, 346450), (205, 300820), (260, 237185), (325, 189748), (338, 182450), (356, 173225), (410, 150410), (445, 138580), (533, 115700), (650, 94874), (676, 91225), (820, 75205), (845, 72980), (890, 69290), (1025, 60164), (1066, 57850), (1157, 53300), (1300, 47437), (1690, 36490), (1780, 34645), (2050, 30082), (2132, 28925), (2225, 27716), (2314, 26650), (2665, 23140), (3380, 18245), (3649, 16900), (4100, 15041), (4225, 14596), (4450, 13858), (4628, 13325), (5330, 11570), (5785, 10660), (6929, 8900), (7298, 8450)]