203185840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17761}}^1$

素因数の和:17798

約数の個数: 80

約数和(自身を含む): 555026976

約数和(自身を除く): 351841136

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2288, 2860, 5720, 11440, 17761, 35522, 71044, 88805, 142088, 177610, 195371, 230893, 284176, 355220, 390742, 461786, 710440, 781484, 923572, 976855, 1154465, 1420880, 1562968, 1847144, 1953710, 2308930, 2539823, 3125936, 3694288, 3907420, 4617860, 5079646, 7814840, 9235720, 10159292, 12699115, 15629680, 18471440, 20318584, 25398230, 40637168, 50796460, 101592920, 203185840]

約数ペア:

[(1, 203185840), (2, 101592920), (4, 50796460), (5, 40637168), (8, 25398230), (10, 20318584), (11, 18471440), (13, 15629680), (16, 12699115), (20, 10159292), (22, 9235720), (26, 7814840), (40, 5079646), (44, 4617860), (52, 3907420), (55, 3694288), (65, 3125936), (80, 2539823), (88, 2308930), (104, 1953710), (110, 1847144), (130, 1562968), (143, 1420880), (176, 1154465), (208, 976855), (220, 923572), (260, 781484), (286, 710440), (440, 461786), (520, 390742), (572, 355220), (715, 284176), (880, 230893), (1040, 195371), (1144, 177610), (1430, 142088), (2288, 88805), (2860, 71044), (5720, 35522), (11440, 17761)]