2017995575

素因数分解:

$5^2\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{7043}}^1$

素因数の和:7283

約数の個数: 24

約数和(自身を含む): 2553111888

約数和(自身を除く): 535116313

約数列:

[1, 5, 25, 73, 157, 365, 785, 1825, 3925, 7043, 11461, 35215, 57305, 176075, 286525, 514139, 1105751, 2570695, 5528755, 12853475, 27643775, 80719823, 403599115, 2017995575]

約数ペア:

[(1, 2017995575), (5, 403599115), (25, 80719823), (73, 27643775), (157, 12853475), (365, 5528755), (785, 2570695), (1825, 1105751), (3925, 514139), (7043, 286525), (11461, 176075), (35215, 57305)]