52765000

素因数分解:

$2^3\times 5^4\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:260

約数の個数: 80

約数和(自身を含む): 126381420

約数和(自身を除く): 73616420

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 125, 173, 200, 244, 250, 305, 346, 488, 500, 610, 625, 692, 865, 1000, 1220, 1250, 1384, 1525, 1730, 2440, 2500, 3050, 3460, 4325, 5000, 6100, 6920, 7625, 8650, 10553, 12200, 15250, 17300, 21106, 21625, 30500, 34600, 38125, 42212, 43250, 52765, 61000, 76250, 84424, 86500, 105530, 108125, 152500, 173000, 211060, 216250, 263825, 305000, 422120, 432500, 527650, 865000, 1055300, 1319125, 2110600, 2638250, 5276500, 6595625, 10553000, 13191250, 26382500, 52765000]

約数ペア:

[(1, 52765000), (2, 26382500), (4, 13191250), (5, 10553000), (8, 6595625), (10, 5276500), (20, 2638250), (25, 2110600), (40, 1319125), (50, 1055300), (61, 865000), (100, 527650), (122, 432500), (125, 422120), (173, 305000), (200, 263825), (244, 216250), (250, 211060), (305, 173000), (346, 152500), (488, 108125), (500, 105530), (610, 86500), (625, 84424), (692, 76250), (865, 61000), (1000, 52765), (1220, 43250), (1250, 42212), (1384, 38125), (1525, 34600), (1730, 30500), (2440, 21625), (2500, 21106), (3050, 17300), (3460, 15250), (4325, 12200), (5000, 10553), (6100, 8650), (6920, 7625)]