1780491325

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{367}}^1\times {\mathrm{4513}}^1$

素因数の和:4933

約数の個数: 24

約数和(自身を含む): 2265811328

約数和(自身を除く): 485320003

約数列:

[1, 5, 25, 43, 215, 367, 1075, 1835, 4513, 9175, 15781, 22565, 78905, 112825, 194059, 394525, 970295, 1656271, 4851475, 8281355, 41406775, 71219653, 356098265, 1780491325]

約数ペア:

[(1, 1780491325), (5, 356098265), (25, 71219653), (43, 41406775), (215, 8281355), (367, 4851475), (1075, 1656271), (1835, 970295), (4513, 394525), (9175, 194059), (15781, 112825), (22565, 78905)]