80917688

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{1129}}^1$

素因数の和:1200

約数の個数: 48

約数和(自身を含む): 166516800

約数和(自身を除く): 85599112

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 248, 289, 527, 578, 1054, 1129, 1156, 2108, 2258, 2312, 4216, 4516, 8959, 9032, 17918, 19193, 34999, 35836, 38386, 69998, 71672, 76772, 139996, 153544, 279992, 326281, 594983, 652562, 1189966, 1305124, 2379932, 2610248, 4759864, 10114711, 20229422, 40458844, 80917688]

約数ペア:

[(1, 80917688), (2, 40458844), (4, 20229422), (8, 10114711), (17, 4759864), (31, 2610248), (34, 2379932), (62, 1305124), (68, 1189966), (124, 652562), (136, 594983), (248, 326281), (289, 279992), (527, 153544), (578, 139996), (1054, 76772), (1129, 71672), (1156, 69998), (2108, 38386), (2258, 35836), (2312, 34999), (4216, 19193), (4516, 17918), (8959, 9032)]