2015572900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{571}}^1\times {\mathrm{3209}}^1$

素因数の和:3805

約数の個数: 72

約数和(自身を含む): 4781256480

約数和(自身を除く): 2765683580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 571, 1100, 1142, 2284, 2855, 3209, 5710, 6281, 6418, 11420, 12562, 12836, 14275, 16045, 25124, 28550, 31405, 32090, 35299, 57100, 62810, 64180, 70598, 80225, 125620, 141196, 157025, 160450, 176495, 314050, 320900, 352990, 628100, 705980, 882475, 1764950, 1832339, 3529900, 3664678, 7329356, 9161695, 18323390, 20155729, 36646780, 40311458, 45808475, 80622916, 91616950, 100778645, 183233900, 201557290, 403114580, 503893225, 1007786450, 2015572900]

約数ペア:

[(1, 2015572900), (2, 1007786450), (4, 503893225), (5, 403114580), (10, 201557290), (11, 183233900), (20, 100778645), (22, 91616950), (25, 80622916), (44, 45808475), (50, 40311458), (55, 36646780), (100, 20155729), (110, 18323390), (220, 9161695), (275, 7329356), (550, 3664678), (571, 3529900), (1100, 1832339), (1142, 1764950), (2284, 882475), (2855, 705980), (3209, 628100), (5710, 352990), (6281, 320900), (6418, 314050), (11420, 176495), (12562, 160450), (12836, 157025), (14275, 141196), (16045, 125620), (25124, 80225), (28550, 70598), (31405, 64180), (32090, 62810), (35299, 57100)]