84281360

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{10861}}^1$

素因数の和:10971

約数の個数: 40

約数和(自身を含む): 197992536

約数和(自身を除く): 113711176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 7760, 10861, 21722, 43444, 54305, 86888, 108610, 173776, 217220, 434440, 868880, 1053517, 2107034, 4214068, 5267585, 8428136, 10535170, 16856272, 21070340, 42140680, 84281360]

約数ペア:

[(1, 84281360), (2, 42140680), (4, 21070340), (5, 16856272), (8, 10535170), (10, 8428136), (16, 5267585), (20, 4214068), (40, 2107034), (80, 1053517), (97, 868880), (194, 434440), (388, 217220), (485, 173776), (776, 108610), (970, 86888), (1552, 54305), (1940, 43444), (3880, 21722), (7760, 10861)]