87853568

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{821}}^1$

素因数の和:869

約数の個数: 80

約数和(自身を含む): 201817440

約数和(自身を除く): 113963872

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 64, 76, 88, 128, 152, 176, 209, 256, 304, 352, 418, 512, 608, 704, 821, 836, 1216, 1408, 1642, 1672, 2432, 2816, 3284, 3344, 4864, 5632, 6568, 6688, 9031, 9728, 13136, 13376, 15599, 18062, 26272, 26752, 31198, 36124, 52544, 53504, 62396, 72248, 105088, 107008, 124792, 144496, 171589, 210176, 249584, 288992, 343178, 420352, 499168, 577984, 686356, 998336, 1155968, 1372712, 1996672, 2311936, 2745424, 3993344, 4623872, 5490848, 7986688, 10981696, 21963392, 43926784, 87853568]

約数ペア:

[(1, 87853568), (2, 43926784), (4, 21963392), (8, 10981696), (11, 7986688), (16, 5490848), (19, 4623872), (22, 3993344), (32, 2745424), (38, 2311936), (44, 1996672), (64, 1372712), (76, 1155968), (88, 998336), (128, 686356), (152, 577984), (176, 499168), (209, 420352), (256, 343178), (304, 288992), (352, 249584), (418, 210176), (512, 171589), (608, 144496), (704, 124792), (821, 107008), (836, 105088), (1216, 72248), (1408, 62396), (1642, 53504), (1672, 52544), (2432, 36124), (2816, 31198), (3284, 26752), (3344, 26272), (4864, 18062), (5632, 15599), (6568, 13376), (6688, 13136), (9031, 9728)]