54701980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1063}}^1$

素因数の和:1186

約数の個数: 48

約数和(自身を含む): 120121344

約数和(自身を除く): 65419364

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 83, 124, 155, 166, 310, 332, 415, 620, 830, 1063, 1660, 2126, 2573, 4252, 5146, 5315, 10292, 10630, 12865, 21260, 25730, 32953, 51460, 65906, 88229, 131812, 164765, 176458, 329530, 352916, 441145, 659060, 882290, 1764580, 2735099, 5470198, 10940396, 13675495, 27350990, 54701980]

約数ペア:

[(1, 54701980), (2, 27350990), (4, 13675495), (5, 10940396), (10, 5470198), (20, 2735099), (31, 1764580), (62, 882290), (83, 659060), (124, 441145), (155, 352916), (166, 329530), (310, 176458), (332, 164765), (415, 131812), (620, 88229), (830, 65906), (1063, 51460), (1660, 32953), (2126, 25730), (2573, 21260), (4252, 12865), (5146, 10630), (5315, 10292)]