83781976280

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{500729}}^1$

素因数の和:500876

約数の個数: 64

約数和(自身を含む): 194683824000

約数和(自身を除く): 110901847720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 89, 94, 178, 188, 235, 356, 376, 445, 470, 712, 890, 940, 1780, 1880, 3560, 4183, 8366, 16732, 20915, 33464, 41830, 83660, 167320, 500729, 1001458, 2002916, 2503645, 4005832, 5007290, 10014580, 20029160, 23534263, 44564881, 47068526, 89129762, 94137052, 117671315, 178259524, 188274104, 222824405, 235342630, 356519048, 445648810, 470685260, 891297620, 941370520, 1782595240, 2094549407, 4189098814, 8378197628, 10472747035, 16756395256, 20945494070, 41890988140, 83781976280]

約数ペア:

[(1, 83781976280), (2, 41890988140), (4, 20945494070), (5, 16756395256), (8, 10472747035), (10, 8378197628), (20, 4189098814), (40, 2094549407), (47, 1782595240), (89, 941370520), (94, 891297620), (178, 470685260), (188, 445648810), (235, 356519048), (356, 235342630), (376, 222824405), (445, 188274104), (470, 178259524), (712, 117671315), (890, 94137052), (940, 89129762), (1780, 47068526), (1880, 44564881), (3560, 23534263), (4183, 20029160), (8366, 10014580), (16732, 5007290), (20915, 4005832), (33464, 2503645), (41830, 2002916), (83660, 1001458), (167320, 500729)]