72503784

素因数分解:

$2^3\times 3^2\times {\mathrm{131}}^1\times {\mathrm{7687}}^1$

素因数の和:7830

約数の個数: 48

約数和(自身を含む): 197889120

約数和(自身を除く): 125385336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 131, 262, 393, 524, 786, 1048, 1179, 1572, 2358, 3144, 4716, 7687, 9432, 15374, 23061, 30748, 46122, 61496, 69183, 92244, 138366, 184488, 276732, 553464, 1006997, 2013994, 3020991, 4027988, 6041982, 8055976, 9062973, 12083964, 18125946, 24167928, 36251892, 72503784]

約数ペア:

[(1, 72503784), (2, 36251892), (3, 24167928), (4, 18125946), (6, 12083964), (8, 9062973), (9, 8055976), (12, 6041982), (18, 4027988), (24, 3020991), (36, 2013994), (72, 1006997), (131, 553464), (262, 276732), (393, 184488), (524, 138366), (786, 92244), (1048, 69183), (1179, 61496), (1572, 46122), (2358, 30748), (3144, 23061), (4716, 15374), (7687, 9432)]