77575300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{647}}^1$

素因数の和:781

約数の個数: 72

約数和(自身を含む): 185613120

約数和(自身を除く): 108037820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 109, 110, 218, 220, 275, 436, 545, 550, 647, 1090, 1100, 1199, 1294, 2180, 2398, 2588, 2725, 3235, 4796, 5450, 5995, 6470, 7117, 10900, 11990, 12940, 14234, 16175, 23980, 28468, 29975, 32350, 35585, 59950, 64700, 70523, 71170, 119900, 141046, 142340, 177925, 282092, 352615, 355850, 705230, 711700, 775753, 1410460, 1551506, 1763075, 3103012, 3526150, 3878765, 7052300, 7757530, 15515060, 19393825, 38787650, 77575300]

約数ペア:

[(1, 77575300), (2, 38787650), (4, 19393825), (5, 15515060), (10, 7757530), (11, 7052300), (20, 3878765), (22, 3526150), (25, 3103012), (44, 1763075), (50, 1551506), (55, 1410460), (100, 775753), (109, 711700), (110, 705230), (218, 355850), (220, 352615), (275, 282092), (436, 177925), (545, 142340), (550, 141046), (647, 119900), (1090, 71170), (1100, 70523), (1199, 64700), (1294, 59950), (2180, 35585), (2398, 32350), (2588, 29975), (2725, 28468), (3235, 23980), (4796, 16175), (5450, 14234), (5995, 12940), (6470, 11990), (7117, 10900)]