61399960

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1291}}^1$

素因数の和:1372

約数の個数: 64

約数和(自身を含む): 146512800

約数和(自身を除く): 85112840

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 41, 58, 82, 116, 145, 164, 205, 232, 290, 328, 410, 580, 820, 1160, 1189, 1291, 1640, 2378, 2582, 4756, 5164, 5945, 6455, 9512, 10328, 11890, 12910, 23780, 25820, 37439, 47560, 51640, 52931, 74878, 105862, 149756, 187195, 211724, 264655, 299512, 374390, 423448, 529310, 748780, 1058620, 1497560, 1534999, 2117240, 3069998, 6139996, 7674995, 12279992, 15349990, 30699980, 61399960]

約数ペア:

[(1, 61399960), (2, 30699980), (4, 15349990), (5, 12279992), (8, 7674995), (10, 6139996), (20, 3069998), (29, 2117240), (40, 1534999), (41, 1497560), (58, 1058620), (82, 748780), (116, 529310), (145, 423448), (164, 374390), (205, 299512), (232, 264655), (290, 211724), (328, 187195), (410, 149756), (580, 105862), (820, 74878), (1160, 52931), (1189, 51640), (1291, 47560), (1640, 37439), (2378, 25820), (2582, 23780), (4756, 12910), (5164, 11890), (5945, 10328), (6455, 9512)]