79668847120

素因数分解:

$2^4\times 5^1\times {\mathrm{607}}^1\times {\mathrm{983}}^1\times {\mathrm{1669}}^1$

素因数の和:3272

約数の個数: 80

約数和(自身を含む): 185835248640

約数和(自身を除く): 106166401520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 607, 983, 1214, 1669, 1966, 2428, 3035, 3338, 3932, 4856, 4915, 6070, 6676, 7864, 8345, 9712, 9830, 12140, 13352, 15728, 16690, 19660, 24280, 26704, 33380, 39320, 48560, 66760, 78640, 133520, 596681, 1013083, 1193362, 1640627, 2026166, 2386724, 2983405, 3281254, 4052332, 4773448, 5065415, 5966810, 6562508, 8104664, 8203135, 9546896, 10130830, 11933620, 13125016, 16209328, 16406270, 20261660, 23867240, 26250032, 32812540, 40523320, 47734480, 65625080, 81046640, 131250160, 995860589, 1991721178, 3983442356, 4979302945, 7966884712, 9958605890, 15933769424, 19917211780, 39834423560, 79668847120]

約数ペア:

[(1, 79668847120), (2, 39834423560), (4, 19917211780), (5, 15933769424), (8, 9958605890), (10, 7966884712), (16, 4979302945), (20, 3983442356), (40, 1991721178), (80, 995860589), (607, 131250160), (983, 81046640), (1214, 65625080), (1669, 47734480), (1966, 40523320), (2428, 32812540), (3035, 26250032), (3338, 23867240), (3932, 20261660), (4856, 16406270), (4915, 16209328), (6070, 13125016), (6676, 11933620), (7864, 10130830), (8345, 9546896), (9712, 8203135), (9830, 8104664), (12140, 6562508), (13352, 5966810), (15728, 5065415), (16690, 4773448), (19660, 4052332), (24280, 3281254), (26704, 2983405), (33380, 2386724), (39320, 2026166), (48560, 1640627), (66760, 1193362), (78640, 1013083), (133520, 596681)]