167781640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{1051}}^1$

素因数の和:1382

約数の個数: 64

約数和(自身を含む): 408260160

約数和(自身を除く): 240478520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 307, 520, 614, 1051, 1228, 1535, 2102, 2456, 3070, 3991, 4204, 5255, 6140, 7982, 8408, 10510, 12280, 13663, 15964, 19955, 21020, 27326, 31928, 39910, 42040, 54652, 68315, 79820, 109304, 136630, 159640, 273260, 322657, 546520, 645314, 1290628, 1613285, 2581256, 3226570, 4194541, 6453140, 8389082, 12906280, 16778164, 20972705, 33556328, 41945410, 83890820, 167781640]

約数ペア:

[(1, 167781640), (2, 83890820), (4, 41945410), (5, 33556328), (8, 20972705), (10, 16778164), (13, 12906280), (20, 8389082), (26, 6453140), (40, 4194541), (52, 3226570), (65, 2581256), (104, 1613285), (130, 1290628), (260, 645314), (307, 546520), (520, 322657), (614, 273260), (1051, 159640), (1228, 136630), (1535, 109304), (2102, 79820), (2456, 68315), (3070, 54652), (3991, 42040), (4204, 39910), (5255, 31928), (6140, 27326), (7982, 21020), (8408, 19955), (10510, 15964), (12280, 13663)]