12719200

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1223}}^1$

素因数の和:1256

約数の個数: 72

約数和(自身を含む): 33466608

約数和(自身を除く): 20747408

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 520, 650, 800, 1040, 1223, 1300, 2080, 2446, 2600, 4892, 5200, 6115, 9784, 10400, 12230, 15899, 19568, 24460, 30575, 31798, 39136, 48920, 61150, 63596, 79495, 97840, 122300, 127192, 158990, 195680, 244600, 254384, 317980, 397475, 489200, 508768, 635960, 794950, 978400, 1271920, 1589900, 2543840, 3179800, 6359600, 12719200]

約数ペア:

[(1, 12719200), (2, 6359600), (4, 3179800), (5, 2543840), (8, 1589900), (10, 1271920), (13, 978400), (16, 794950), (20, 635960), (25, 508768), (26, 489200), (32, 397475), (40, 317980), (50, 254384), (52, 244600), (65, 195680), (80, 158990), (100, 127192), (104, 122300), (130, 97840), (160, 79495), (200, 63596), (208, 61150), (260, 48920), (325, 39136), (400, 31798), (416, 30575), (520, 24460), (650, 19568), (800, 15899), (1040, 12230), (1223, 10400), (1300, 9784), (2080, 6115), (2446, 5200), (2600, 4892)]