53385540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{68443}}^1$

素因数の和:68468

約数の個数: 48

約数和(自身を含む): 160980288

約数和(自身を除く): 107594748

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, 68443, 136886, 205329, 273772, 342215, 410658, 684430, 821316, 889759, 1026645, 1368860, 1779518, 2053290, 2669277, 3559036, 4106580, 4448795, 5338554, 8897590, 10677108, 13346385, 17795180, 26692770, 53385540]

約数ペア:

[(1, 53385540), (2, 26692770), (3, 17795180), (4, 13346385), (5, 10677108), (6, 8897590), (10, 5338554), (12, 4448795), (13, 4106580), (15, 3559036), (20, 2669277), (26, 2053290), (30, 1779518), (39, 1368860), (52, 1026645), (60, 889759), (65, 821316), (78, 684430), (130, 410658), (156, 342215), (195, 273772), (260, 205329), (390, 136886), (780, 68443)]