87215216

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{227}}^1$

素因数の和:342

約数の個数: 80

約数和(自身を含む): 193380480

約数和(自身を除く): 106165264

約数列:

[1, 2, 4, 8, 11, 16, 22, 37, 44, 59, 74, 88, 118, 148, 176, 227, 236, 296, 407, 454, 472, 592, 649, 814, 908, 944, 1298, 1628, 1816, 2183, 2497, 2596, 3256, 3632, 4366, 4994, 5192, 6512, 8399, 8732, 9988, 10384, 13393, 16798, 17464, 19976, 24013, 26786, 33596, 34928, 39952, 48026, 53572, 67192, 92389, 96052, 107144, 134384, 147323, 184778, 192104, 214288, 294646, 369556, 384208, 495541, 589292, 739112, 991082, 1178584, 1478224, 1982164, 2357168, 3964328, 5450951, 7928656, 10901902, 21803804, 43607608, 87215216]

約数ペア:

[(1, 87215216), (2, 43607608), (4, 21803804), (8, 10901902), (11, 7928656), (16, 5450951), (22, 3964328), (37, 2357168), (44, 1982164), (59, 1478224), (74, 1178584), (88, 991082), (118, 739112), (148, 589292), (176, 495541), (227, 384208), (236, 369556), (296, 294646), (407, 214288), (454, 192104), (472, 184778), (592, 147323), (649, 134384), (814, 107144), (908, 96052), (944, 92389), (1298, 67192), (1628, 53572), (1816, 48026), (2183, 39952), (2497, 34928), (2596, 33596), (3256, 26786), (3632, 24013), (4366, 19976), (4994, 17464), (5192, 16798), (6512, 13393), (8399, 10384), (8732, 9988)]