54144220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{193}}^1$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 125251056

約数和(自身を除く): 71106836

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 169, 193, 260, 332, 338, 386, 415, 676, 772, 830, 845, 965, 1079, 1660, 1690, 1930, 2158, 2509, 3380, 3860, 4316, 5018, 5395, 10036, 10790, 12545, 14027, 16019, 21580, 25090, 28054, 32038, 32617, 50180, 56108, 64076, 65234, 70135, 80095, 130468, 140270, 160190, 163085, 208247, 280540, 320380, 326170, 416494, 652340, 832988, 1041235, 2082470, 2707211, 4164940, 5414422, 10828844, 13536055, 27072110, 54144220]

約数ペア:

[(1, 54144220), (2, 27072110), (4, 13536055), (5, 10828844), (10, 5414422), (13, 4164940), (20, 2707211), (26, 2082470), (52, 1041235), (65, 832988), (83, 652340), (130, 416494), (166, 326170), (169, 320380), (193, 280540), (260, 208247), (332, 163085), (338, 160190), (386, 140270), (415, 130468), (676, 80095), (772, 70135), (830, 65234), (845, 64076), (965, 56108), (1079, 50180), (1660, 32617), (1690, 32038), (1930, 28054), (2158, 25090), (2509, 21580), (3380, 16019), (3860, 14027), (4316, 12545), (5018, 10790), (5395, 10036)]