129479870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:178

約数の個数: 96

約数和(自身を含む): 276514560

約数和(自身を除く): 147034690

約数列:

[1, 2, 5, 10, 13, 19, 26, 31, 38, 62, 65, 89, 95, 130, 155, 178, 190, 247, 310, 361, 403, 445, 494, 589, 722, 806, 890, 1157, 1178, 1235, 1691, 1805, 2015, 2314, 2470, 2759, 2945, 3382, 3610, 4030, 4693, 5518, 5785, 5890, 7657, 8455, 9386, 11191, 11570, 13795, 15314, 16910, 21983, 22382, 23465, 27590, 32129, 35867, 38285, 43966, 46930, 52421, 55955, 64258, 71734, 76570, 104842, 109915, 111910, 145483, 160645, 179335, 219830, 262105, 290966, 321290, 358670, 417677, 524210, 681473, 727415, 835354, 995999, 1362946, 1454830, 1991998, 2088385, 3407365, 4176770, 4979995, 6814730, 9959990, 12947987, 25895974, 64739935, 129479870]

約数ペア:

[(1, 129479870), (2, 64739935), (5, 25895974), (10, 12947987), (13, 9959990), (19, 6814730), (26, 4979995), (31, 4176770), (38, 3407365), (62, 2088385), (65, 1991998), (89, 1454830), (95, 1362946), (130, 995999), (155, 835354), (178, 727415), (190, 681473), (247, 524210), (310, 417677), (361, 358670), (403, 321290), (445, 290966), (494, 262105), (589, 219830), (722, 179335), (806, 160645), (890, 145483), (1157, 111910), (1178, 109915), (1235, 104842), (1691, 76570), (1805, 71734), (2015, 64258), (2314, 55955), (2470, 52421), (2759, 46930), (2945, 43966), (3382, 38285), (3610, 35867), (4030, 32129), (4693, 27590), (5518, 23465), (5785, 22382), (5890, 21983), (7657, 16910), (8455, 15314), (9386, 13795), (11191, 11570)]