120388640

素因数分解:

$2^5\times 5^1\times {\mathrm{97}}^1\times {\mathrm{7757}}^1$

素因数の和:7869

約数の個数: 48

約数和(自身を含む): 287387352

約数和(自身を除く): 166998712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 97, 160, 194, 388, 485, 776, 970, 1552, 1940, 3104, 3880, 7757, 7760, 15514, 15520, 31028, 38785, 62056, 77570, 124112, 155140, 248224, 310280, 620560, 752429, 1241120, 1504858, 3009716, 3762145, 6019432, 7524290, 12038864, 15048580, 24077728, 30097160, 60194320, 120388640]

約数ペア:

[(1, 120388640), (2, 60194320), (4, 30097160), (5, 24077728), (8, 15048580), (10, 12038864), (16, 7524290), (20, 6019432), (32, 3762145), (40, 3009716), (80, 1504858), (97, 1241120), (160, 752429), (194, 620560), (388, 310280), (485, 248224), (776, 155140), (970, 124112), (1552, 77570), (1940, 62056), (3104, 38785), (3880, 31028), (7757, 15520), (7760, 15514)]