2137436694640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{18855299}}^1$

素因数の和:18855434

約数の個数: 80

約数和(自身を含む): 5400912132000

約数和(自身を除く): 3263475437360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 109, 130, 208, 218, 260, 436, 520, 545, 872, 1040, 1090, 1417, 1744, 2180, 2834, 4360, 5668, 7085, 8720, 11336, 14170, 22672, 28340, 56680, 113360, 18855299, 37710598, 75421196, 94276495, 150842392, 188552990, 245118887, 301684784, 377105980, 490237774, 754211960, 980475548, 1225594435, 1508423920, 1960951096, 2055227591, 2451188870, 3921902192, 4110455182, 4902377740, 8220910364, 9804755480, 10276137955, 16441820728, 19609510960, 20552275910, 26717958683, 32883641456, 41104551820, 53435917366, 82209103640, 106871834732, 133589793415, 164418207280, 213743669464, 267179586830, 427487338928, 534359173660, 1068718347320, 2137436694640]

約数ペア:

[(1, 2137436694640), (2, 1068718347320), (4, 534359173660), (5, 427487338928), (8, 267179586830), (10, 213743669464), (13, 164418207280), (16, 133589793415), (20, 106871834732), (26, 82209103640), (40, 53435917366), (52, 41104551820), (65, 32883641456), (80, 26717958683), (104, 20552275910), (109, 19609510960), (130, 16441820728), (208, 10276137955), (218, 9804755480), (260, 8220910364), (436, 4902377740), (520, 4110455182), (545, 3921902192), (872, 2451188870), (1040, 2055227591), (1090, 1960951096), (1417, 1508423920), (1744, 1225594435), (2180, 980475548), (2834, 754211960), (4360, 490237774), (5668, 377105980), (7085, 301684784), (8720, 245118887), (11336, 188552990), (14170, 150842392), (22672, 94276495), (28340, 75421196), (56680, 37710598), (113360, 18855299)]