31003648

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1$

素因数の和:187

約数の個数: 88

約数和(自身を含む): 71186472

約数和(自身を除く): 40182824

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 128, 136, 137, 208, 221, 256, 272, 274, 416, 442, 512, 544, 548, 832, 884, 1024, 1088, 1096, 1664, 1768, 1781, 2176, 2192, 2329, 3328, 3536, 3562, 4352, 4384, 4658, 6656, 7072, 7124, 8704, 8768, 9316, 13312, 14144, 14248, 17408, 17536, 18632, 28288, 28496, 30277, 35072, 37264, 56576, 56992, 60554, 70144, 74528, 113152, 113984, 121108, 140288, 149056, 226304, 227968, 242216, 298112, 455936, 484432, 596224, 911872, 968864, 1192448, 1823744, 1937728, 2384896, 3875456, 7750912, 15501824, 31003648]

約数ペア:

[(1, 31003648), (2, 15501824), (4, 7750912), (8, 3875456), (13, 2384896), (16, 1937728), (17, 1823744), (26, 1192448), (32, 968864), (34, 911872), (52, 596224), (64, 484432), (68, 455936), (104, 298112), (128, 242216), (136, 227968), (137, 226304), (208, 149056), (221, 140288), (256, 121108), (272, 113984), (274, 113152), (416, 74528), (442, 70144), (512, 60554), (544, 56992), (548, 56576), (832, 37264), (884, 35072), (1024, 30277), (1088, 28496), (1096, 28288), (1664, 18632), (1768, 17536), (1781, 17408), (2176, 14248), (2192, 14144), (2329, 13312), (3328, 9316), (3536, 8768), (3562, 8704), (4352, 7124), (4384, 7072), (4658, 6656)]