49902820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1213}}^1$

素因数の和:1261

約数の個数: 72

約数和(自身を含む): 122065272

約数和(自身を除く): 72162452

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 121, 170, 187, 220, 242, 340, 374, 484, 605, 748, 935, 1210, 1213, 1870, 2057, 2420, 2426, 3740, 4114, 4852, 6065, 8228, 10285, 12130, 13343, 20570, 20621, 24260, 26686, 41140, 41242, 53372, 66715, 82484, 103105, 133430, 146773, 206210, 226831, 266860, 293546, 412420, 453662, 587092, 733865, 907324, 1134155, 1467730, 2268310, 2495141, 2935460, 4536620, 4990282, 9980564, 12475705, 24951410, 49902820]

約数ペア:

[(1, 49902820), (2, 24951410), (4, 12475705), (5, 9980564), (10, 4990282), (11, 4536620), (17, 2935460), (20, 2495141), (22, 2268310), (34, 1467730), (44, 1134155), (55, 907324), (68, 733865), (85, 587092), (110, 453662), (121, 412420), (170, 293546), (187, 266860), (220, 226831), (242, 206210), (340, 146773), (374, 133430), (484, 103105), (605, 82484), (748, 66715), (935, 53372), (1210, 41242), (1213, 41140), (1870, 26686), (2057, 24260), (2420, 20621), (2426, 20570), (3740, 13343), (4114, 12130), (4852, 10285), (6065, 8228)]