81193750

素因数分解:

$2^1\times 5^5\times {\mathrm{11}}^1\times {\mathrm{1181}}^1$

素因数の和:1219

約数の個数: 48

約数和(自身を含む): 166208112

約数和(自身を除く): 85014362

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 250, 275, 550, 625, 1181, 1250, 1375, 2362, 2750, 3125, 5905, 6250, 6875, 11810, 12991, 13750, 25982, 29525, 34375, 59050, 64955, 68750, 129910, 147625, 295250, 324775, 649550, 738125, 1476250, 1623875, 3247750, 3690625, 7381250, 8119375, 16238750, 40596875, 81193750]

約数ペア:

[(1, 81193750), (2, 40596875), (5, 16238750), (10, 8119375), (11, 7381250), (22, 3690625), (25, 3247750), (50, 1623875), (55, 1476250), (110, 738125), (125, 649550), (250, 324775), (275, 295250), (550, 147625), (625, 129910), (1181, 68750), (1250, 64955), (1375, 59050), (2362, 34375), (2750, 29525), (3125, 25982), (5905, 13750), (6250, 12991), (6875, 11810)]