264400400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{60091}}^1$

素因数の和:60120

約数の個数: 60

約数和(自身を含む): 692980944

約数和(自身を除く): 428580544

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 200, 220, 275, 400, 440, 550, 880, 1100, 2200, 4400, 60091, 120182, 240364, 300455, 480728, 600910, 661001, 961456, 1201820, 1322002, 1502275, 2403640, 2644004, 3004550, 3305005, 4807280, 5288008, 6009100, 6610010, 10576016, 12018200, 13220020, 16525025, 24036400, 26440040, 33050050, 52880080, 66100100, 132200200, 264400400]

約数ペア:

[(1, 264400400), (2, 132200200), (4, 66100100), (5, 52880080), (8, 33050050), (10, 26440040), (11, 24036400), (16, 16525025), (20, 13220020), (22, 12018200), (25, 10576016), (40, 6610010), (44, 6009100), (50, 5288008), (55, 4807280), (80, 3305005), (88, 3004550), (100, 2644004), (110, 2403640), (176, 1502275), (200, 1322002), (220, 1201820), (275, 961456), (400, 661001), (440, 600910), (550, 480728), (880, 300455), (1100, 240364), (2200, 120182), (4400, 60091)]