20888970025

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1\times {\mathrm{1319}}^1$

素因数の和:1799

約数の個数: 96

約数和(自身を含む): 34097817600

約数和(自身を除く): 13208847575

約数列:

[1, 5, 7, 11, 19, 25, 35, 55, 77, 95, 133, 175, 209, 275, 385, 433, 475, 665, 1045, 1319, 1463, 1925, 2165, 3031, 3325, 4763, 5225, 6595, 7315, 8227, 9233, 10825, 14509, 15155, 23815, 25061, 32975, 33341, 36575, 41135, 46165, 57589, 72545, 75775, 90497, 101563, 119075, 125305, 166705, 175427, 205675, 230825, 275671, 287945, 362725, 452485, 507815, 571127, 626525, 633479, 833525, 877135, 1378355, 1439725, 1929697, 2262425, 2539075, 2855635, 3167395, 3997889, 4385675, 6282397, 6891775, 9648485, 10851413, 14278175, 15836975, 19989445, 31411985, 43976779, 48242425, 54257065, 75959891, 99947225, 119365543, 157059925, 219883895, 271285325, 379799455, 596827715, 835558801, 1099419475, 1898997275, 2984138575, 4177794005, 20888970025]

約数ペア:

[(1, 20888970025), (5, 4177794005), (7, 2984138575), (11, 1898997275), (19, 1099419475), (25, 835558801), (35, 596827715), (55, 379799455), (77, 271285325), (95, 219883895), (133, 157059925), (175, 119365543), (209, 99947225), (275, 75959891), (385, 54257065), (433, 48242425), (475, 43976779), (665, 31411985), (1045, 19989445), (1319, 15836975), (1463, 14278175), (1925, 10851413), (2165, 9648485), (3031, 6891775), (3325, 6282397), (4763, 4385675), (5225, 3997889), (6595, 3167395), (7315, 2855635), (8227, 2539075), (9233, 2262425), (10825, 1929697), (14509, 1439725), (15155, 1378355), (23815, 877135), (25061, 833525), (32975, 633479), (33341, 626525), (36575, 571127), (41135, 507815), (46165, 452485), (57589, 362725), (72545, 287945), (75775, 275671), (90497, 230825), (101563, 205675), (119075, 175427), (125305, 166705)]