20804932500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{252181}}^1$

素因数の和:252219

約数の個数: 120

約数和(自身を含む): 66176591712

約数和(自身を除く): 45371659212

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 44, 50, 55, 60, 66, 75, 100, 110, 125, 132, 150, 165, 220, 250, 275, 300, 330, 375, 500, 550, 625, 660, 750, 825, 1100, 1250, 1375, 1500, 1650, 1875, 2500, 2750, 3300, 3750, 4125, 5500, 6875, 7500, 8250, 13750, 16500, 20625, 27500, 41250, 82500, 252181, 504362, 756543, 1008724, 1260905, 1513086, 2521810, 2773991, 3026172, 3782715, 5043620, 5547982, 6304525, 7565430, 8321973, 11095964, 12609050, 13869955, 15130860, 16643946, 18913575, 25218100, 27739910, 31522625, 33287892, 37827150, 41609865, 55479820, 63045250, 69349775, 75654300, 83219730, 94567875, 126090500, 138699550, 157613125, 166439460, 189135750, 208049325, 277399100, 315226250, 346748875, 378271500, 416098650, 472839375, 630452500, 693497750, 832197300, 945678750, 1040246625, 1386995500, 1733744375, 1891357500, 2080493250, 3467488750, 4160986500, 5201233125, 6934977500, 10402466250, 20804932500]

約数ペア:

[(1, 20804932500), (2, 10402466250), (3, 6934977500), (4, 5201233125), (5, 4160986500), (6, 3467488750), (10, 2080493250), (11, 1891357500), (12, 1733744375), (15, 1386995500), (20, 1040246625), (22, 945678750), (25, 832197300), (30, 693497750), (33, 630452500), (44, 472839375), (50, 416098650), (55, 378271500), (60, 346748875), (66, 315226250), (75, 277399100), (100, 208049325), (110, 189135750), (125, 166439460), (132, 157613125), (150, 138699550), (165, 126090500), (220, 94567875), (250, 83219730), (275, 75654300), (300, 69349775), (330, 63045250), (375, 55479820), (500, 41609865), (550, 37827150), (625, 33287892), (660, 31522625), (750, 27739910), (825, 25218100), (1100, 18913575), (1250, 16643946), (1375, 15130860), (1500, 13869955), (1650, 12609050), (1875, 11095964), (2500, 8321973), (2750, 7565430), (3300, 6304525), (3750, 5547982), (4125, 5043620), (5500, 3782715), (6875, 3026172), (7500, 2773991), (8250, 2521810), (13750, 1513086), (16500, 1260905), (20625, 1008724), (27500, 756543), (41250, 504362), (82500, 252181)]