140735248

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{1229}}^1$

素因数の和:1675

約数の個数: 40

約数和(自身を含む): 289635480

約数和(自身を除く): 148900232

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 421, 842, 1229, 1684, 2458, 3368, 4916, 6736, 7157, 9832, 14314, 19664, 20893, 28628, 41786, 57256, 83572, 114512, 167144, 334288, 517409, 1034818, 2069636, 4139272, 8278544, 8795953, 17591906, 35183812, 70367624, 140735248]

約数ペア:

[(1, 140735248), (2, 70367624), (4, 35183812), (8, 17591906), (16, 8795953), (17, 8278544), (34, 4139272), (68, 2069636), (136, 1034818), (272, 517409), (421, 334288), (842, 167144), (1229, 114512), (1684, 83572), (2458, 57256), (3368, 41786), (4916, 28628), (6736, 20893), (7157, 19664), (9832, 14314)]