12182500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{443}}^1$

素因数の和:478

約数の個数: 60

約数和(自身を含む): 29128176

約数和(自身を除く): 16945676

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 443, 500, 550, 625, 886, 1100, 1250, 1375, 1772, 2215, 2500, 2750, 4430, 4873, 5500, 6875, 8860, 9746, 11075, 13750, 19492, 22150, 24365, 27500, 44300, 48730, 55375, 97460, 110750, 121825, 221500, 243650, 276875, 487300, 553750, 609125, 1107500, 1218250, 2436500, 3045625, 6091250, 12182500]

約数ペア:

[(1, 12182500), (2, 6091250), (4, 3045625), (5, 2436500), (10, 1218250), (11, 1107500), (20, 609125), (22, 553750), (25, 487300), (44, 276875), (50, 243650), (55, 221500), (100, 121825), (110, 110750), (125, 97460), (220, 55375), (250, 48730), (275, 44300), (443, 27500), (500, 24365), (550, 22150), (625, 19492), (886, 13750), (1100, 11075), (1250, 9746), (1375, 8860), (1772, 6875), (2215, 5500), (2500, 4873), (2750, 4430)]