81251184

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{3061}}^1$

素因数の和:3158

約数の個数: 80

約数和(自身を含む): 243000320

約数和(自身を除く): 161749136

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 79, 84, 112, 158, 168, 237, 316, 336, 474, 553, 632, 948, 1106, 1264, 1659, 1896, 2212, 3061, 3318, 3792, 4424, 6122, 6636, 8848, 9183, 12244, 13272, 18366, 21427, 24488, 26544, 36732, 42854, 48976, 64281, 73464, 85708, 128562, 146928, 171416, 241819, 257124, 342832, 483638, 514248, 725457, 967276, 1028496, 1450914, 1692733, 1934552, 2901828, 3385466, 3869104, 5078199, 5803656, 6770932, 10156398, 11607312, 13541864, 20312796, 27083728, 40625592, 81251184]

約数ペア:

[(1, 81251184), (2, 40625592), (3, 27083728), (4, 20312796), (6, 13541864), (7, 11607312), (8, 10156398), (12, 6770932), (14, 5803656), (16, 5078199), (21, 3869104), (24, 3385466), (28, 2901828), (42, 1934552), (48, 1692733), (56, 1450914), (79, 1028496), (84, 967276), (112, 725457), (158, 514248), (168, 483638), (237, 342832), (316, 257124), (336, 241819), (474, 171416), (553, 146928), (632, 128562), (948, 85708), (1106, 73464), (1264, 64281), (1659, 48976), (1896, 42854), (2212, 36732), (3061, 26544), (3318, 24488), (3792, 21427), (4424, 18366), (6122, 13272), (6636, 12244), (8848, 9183)]