83789240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2689}}^1$

素因数の和:2760

約数の個数: 64

約数和(自身を含む): 203364000

約数和(自身を除く): 119574760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 95, 152, 164, 190, 205, 328, 380, 410, 760, 779, 820, 1558, 1640, 2689, 3116, 3895, 5378, 6232, 7790, 10756, 13445, 15580, 21512, 26890, 31160, 51091, 53780, 102182, 107560, 110249, 204364, 220498, 255455, 408728, 440996, 510910, 551245, 881992, 1021820, 1102490, 2043640, 2094731, 2204980, 4189462, 4409960, 8378924, 10473655, 16757848, 20947310, 41894620, 83789240]

約数ペア:

[(1, 83789240), (2, 41894620), (4, 20947310), (5, 16757848), (8, 10473655), (10, 8378924), (19, 4409960), (20, 4189462), (38, 2204980), (40, 2094731), (41, 2043640), (76, 1102490), (82, 1021820), (95, 881992), (152, 551245), (164, 510910), (190, 440996), (205, 408728), (328, 255455), (380, 220498), (410, 204364), (760, 110249), (779, 107560), (820, 102182), (1558, 53780), (1640, 51091), (2689, 31160), (3116, 26890), (3895, 21512), (5378, 15580), (6232, 13445), (7790, 10756)]