25084840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1213}}^1$

素因数の和:1282

約数の個数: 64

約数和(自身を含む): 62933760

約数和(自身を除く): 37848920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 47, 55, 88, 94, 110, 188, 220, 235, 376, 440, 470, 517, 940, 1034, 1213, 1880, 2068, 2426, 2585, 4136, 4852, 5170, 6065, 9704, 10340, 12130, 13343, 20680, 24260, 26686, 48520, 53372, 57011, 66715, 106744, 114022, 133430, 228044, 266860, 285055, 456088, 533720, 570110, 627121, 1140220, 1254242, 2280440, 2508484, 3135605, 5016968, 6271210, 12542420, 25084840]

約数ペア:

[(1, 25084840), (2, 12542420), (4, 6271210), (5, 5016968), (8, 3135605), (10, 2508484), (11, 2280440), (20, 1254242), (22, 1140220), (40, 627121), (44, 570110), (47, 533720), (55, 456088), (88, 285055), (94, 266860), (110, 228044), (188, 133430), (220, 114022), (235, 106744), (376, 66715), (440, 57011), (470, 53372), (517, 48520), (940, 26686), (1034, 24260), (1213, 20680), (1880, 13343), (2068, 12130), (2426, 10340), (2585, 9704), (4136, 6065), (4852, 5170)]