87282800

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:351

約数の個数: 120

約数和(自身を含む): 232485120

約数和(自身を除く): 145202320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 83, 88, 100, 110, 166, 176, 200, 220, 239, 275, 332, 400, 415, 440, 478, 550, 664, 830, 880, 913, 956, 1100, 1195, 1328, 1660, 1826, 1912, 2075, 2200, 2390, 2629, 3320, 3652, 3824, 4150, 4400, 4565, 4780, 5258, 5975, 6640, 7304, 8300, 9130, 9560, 10516, 11950, 13145, 14608, 16600, 18260, 19120, 19837, 21032, 22825, 23900, 26290, 33200, 36520, 39674, 42064, 45650, 47800, 52580, 65725, 73040, 79348, 91300, 95600, 99185, 105160, 131450, 158696, 182600, 198370, 210320, 218207, 262900, 317392, 365200, 396740, 436414, 495925, 525800, 793480, 872828, 991850, 1051600, 1091035, 1586960, 1745656, 1983700, 2182070, 3491312, 3967400, 4364140, 5455175, 7934800, 8728280, 10910350, 17456560, 21820700, 43641400, 87282800]

約数ペア:

[(1, 87282800), (2, 43641400), (4, 21820700), (5, 17456560), (8, 10910350), (10, 8728280), (11, 7934800), (16, 5455175), (20, 4364140), (22, 3967400), (25, 3491312), (40, 2182070), (44, 1983700), (50, 1745656), (55, 1586960), (80, 1091035), (83, 1051600), (88, 991850), (100, 872828), (110, 793480), (166, 525800), (176, 495925), (200, 436414), (220, 396740), (239, 365200), (275, 317392), (332, 262900), (400, 218207), (415, 210320), (440, 198370), (478, 182600), (550, 158696), (664, 131450), (830, 105160), (880, 99185), (913, 95600), (956, 91300), (1100, 79348), (1195, 73040), (1328, 65725), (1660, 52580), (1826, 47800), (1912, 45650), (2075, 42064), (2200, 39674), (2390, 36520), (2629, 33200), (3320, 26290), (3652, 23900), (3824, 22825), (4150, 21032), (4400, 19837), (4565, 19120), (4780, 18260), (5258, 16600), (5975, 14608), (6640, 13145), (7304, 11950), (8300, 10516), (9130, 9560)]