1280913595

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{617}}^1$

素因数の和:736

約数の個数: 48

約数和(自身を含む): 1788887520

約数和(自身を除く): 507973925

約数列:

[1, 5, 13, 19, 41, 65, 95, 205, 247, 533, 617, 779, 1235, 1681, 2665, 3085, 3895, 8021, 8405, 10127, 11723, 21853, 25297, 31939, 40105, 50635, 58615, 109265, 126485, 152399, 159695, 328861, 415207, 480643, 761995, 1037177, 1644305, 2076035, 2403215, 5185885, 6248359, 13483301, 19706363, 31241795, 67416505, 98531815, 256182719, 1280913595]

約数ペア:

[(1, 1280913595), (5, 256182719), (13, 98531815), (19, 67416505), (41, 31241795), (65, 19706363), (95, 13483301), (205, 6248359), (247, 5185885), (533, 2403215), (617, 2076035), (779, 1644305), (1235, 1037177), (1681, 761995), (2665, 480643), (3085, 415207), (3895, 328861), (8021, 159695), (8405, 152399), (10127, 126485), (11723, 109265), (21853, 58615), (25297, 50635), (31939, 40105)]