20148177525

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{571}}^1\times {\mathrm{67211}}^1$

素因数の和:67802

約数の個数: 48

約数和(自身を含む): 38137701888

約数和(自身を除く): 17989524363

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 571, 1713, 2855, 3997, 8565, 11991, 14275, 19985, 42825, 59955, 67211, 99925, 201633, 299775, 336055, 470477, 1008165, 1411431, 1680275, 2352385, 5040825, 7057155, 11761925, 35285775, 38377481, 115132443, 191887405, 268642367, 575662215, 805927101, 959437025, 1343211835, 2878311075, 4029635505, 6716059175, 20148177525]

約数ペア:

[(1, 20148177525), (3, 6716059175), (5, 4029635505), (7, 2878311075), (15, 1343211835), (21, 959437025), (25, 805927101), (35, 575662215), (75, 268642367), (105, 191887405), (175, 115132443), (525, 38377481), (571, 35285775), (1713, 11761925), (2855, 7057155), (3997, 5040825), (8565, 2352385), (11991, 1680275), (14275, 1411431), (19985, 1008165), (42825, 470477), (59955, 336055), (67211, 299775), (99925, 201633)]