78025020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{68443}}^1$

素因数の和:68474

約数の個数: 48

約数和(自身を含む): 229971840

約数和(自身を除く): 151946820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 68443, 136886, 205329, 273772, 342215, 410658, 684430, 821316, 1026645, 1300417, 1368860, 2053290, 2600834, 3901251, 4106580, 5201668, 6502085, 7802502, 13004170, 15605004, 19506255, 26008340, 39012510, 78025020]

約数ペア:

[(1, 78025020), (2, 39012510), (3, 26008340), (4, 19506255), (5, 15605004), (6, 13004170), (10, 7802502), (12, 6502085), (15, 5201668), (19, 4106580), (20, 3901251), (30, 2600834), (38, 2053290), (57, 1368860), (60, 1300417), (76, 1026645), (95, 821316), (114, 684430), (190, 410658), (228, 342215), (285, 273772), (380, 205329), (570, 136886), (1140, 68443)]