105519180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{135281}}^1$

素因数の和:135306

約数の個数: 48

約数和(自身を含む): 318183264

約数和(自身を除く): 212664084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 135281, 270562, 405843, 541124, 676405, 811686, 1352810, 1623372, 1758653, 2029215, 2705620, 3517306, 4058430, 5275959, 7034612, 8116860, 8793265, 10551918, 17586530, 21103836, 26379795, 35173060, 52759590, 105519180]

約数ペア:

[(1, 105519180), (2, 52759590), (3, 35173060), (4, 26379795), (5, 21103836), (6, 17586530), (10, 10551918), (12, 8793265), (13, 8116860), (15, 7034612), (20, 5275959), (26, 4058430), (30, 3517306), (39, 2705620), (52, 2029215), (60, 1758653), (65, 1623372), (78, 1352810), (130, 811686), (156, 676405), (195, 541124), (260, 405843), (390, 270562), (780, 135281)]