80794400

素因数分解:

$2^5\times 5^2\times {\mathrm{23}}^1\times {\mathrm{4391}}^1$

素因数の和:4434

約数の個数: 72

約数和(自身を含む): 205861824

約数和(自身を除く): 125067424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 80, 92, 100, 115, 160, 184, 200, 230, 368, 400, 460, 575, 736, 800, 920, 1150, 1840, 2300, 3680, 4391, 4600, 8782, 9200, 17564, 18400, 21955, 35128, 43910, 70256, 87820, 100993, 109775, 140512, 175640, 201986, 219550, 351280, 403972, 439100, 504965, 702560, 807944, 878200, 1009930, 1615888, 1756400, 2019860, 2524825, 3231776, 3512800, 4039720, 5049650, 8079440, 10099300, 16158880, 20198600, 40397200, 80794400]

約数ペア:

[(1, 80794400), (2, 40397200), (4, 20198600), (5, 16158880), (8, 10099300), (10, 8079440), (16, 5049650), (20, 4039720), (23, 3512800), (25, 3231776), (32, 2524825), (40, 2019860), (46, 1756400), (50, 1615888), (80, 1009930), (92, 878200), (100, 807944), (115, 702560), (160, 504965), (184, 439100), (200, 403972), (230, 351280), (368, 219550), (400, 201986), (460, 175640), (575, 140512), (736, 109775), (800, 100993), (920, 87820), (1150, 70256), (1840, 43910), (2300, 35128), (3680, 21955), (4391, 18400), (4600, 17564), (8782, 9200)]