27405190

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 56111616

約数和(自身を除く): 28706426

約数列:

[1, 2, 5, 10, 17, 23, 34, 43, 46, 85, 86, 115, 163, 170, 215, 230, 326, 391, 430, 731, 782, 815, 989, 1462, 1630, 1955, 1978, 2771, 3655, 3749, 3910, 4945, 5542, 7009, 7310, 7498, 9890, 13855, 14018, 16813, 18745, 27710, 33626, 35045, 37490, 63733, 70090, 84065, 119153, 127466, 161207, 168130, 238306, 318665, 322414, 595765, 637330, 806035, 1191530, 1612070, 2740519, 5481038, 13702595, 27405190]

約数ペア:

[(1, 27405190), (2, 13702595), (5, 5481038), (10, 2740519), (17, 1612070), (23, 1191530), (34, 806035), (43, 637330), (46, 595765), (85, 322414), (86, 318665), (115, 238306), (163, 168130), (170, 161207), (215, 127466), (230, 119153), (326, 84065), (391, 70090), (430, 63733), (731, 37490), (782, 35045), (815, 33626), (989, 27710), (1462, 18745), (1630, 16813), (1955, 14018), (1978, 13855), (2771, 9890), (3655, 7498), (3749, 7310), (3910, 7009), (4945, 5542)]