142460000

素因数分解:

$2^5\times 5^4\times {\mathrm{17}}^1\times {\mathrm{419}}^1$

素因数の和:466

約数の個数: 120

約数和(自身を含む): 371974680

約数和(自身を除く): 229514680

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 68, 80, 85, 100, 125, 136, 160, 170, 200, 250, 272, 340, 400, 419, 425, 500, 544, 625, 680, 800, 838, 850, 1000, 1250, 1360, 1676, 1700, 2000, 2095, 2125, 2500, 2720, 3352, 3400, 4000, 4190, 4250, 5000, 6704, 6800, 7123, 8380, 8500, 10000, 10475, 10625, 13408, 13600, 14246, 16760, 17000, 20000, 20950, 21250, 28492, 33520, 34000, 35615, 41900, 42500, 52375, 56984, 67040, 68000, 71230, 83800, 85000, 104750, 113968, 142460, 167600, 170000, 178075, 209500, 227936, 261875, 284920, 335200, 340000, 356150, 419000, 523750, 569840, 712300, 838000, 890375, 1047500, 1139680, 1424600, 1676000, 1780750, 2095000, 2849200, 3561500, 4190000, 4451875, 5698400, 7123000, 8380000, 8903750, 14246000, 17807500, 28492000, 35615000, 71230000, 142460000]

約数ペア:

[(1, 142460000), (2, 71230000), (4, 35615000), (5, 28492000), (8, 17807500), (10, 14246000), (16, 8903750), (17, 8380000), (20, 7123000), (25, 5698400), (32, 4451875), (34, 4190000), (40, 3561500), (50, 2849200), (68, 2095000), (80, 1780750), (85, 1676000), (100, 1424600), (125, 1139680), (136, 1047500), (160, 890375), (170, 838000), (200, 712300), (250, 569840), (272, 523750), (340, 419000), (400, 356150), (419, 340000), (425, 335200), (500, 284920), (544, 261875), (625, 227936), (680, 209500), (800, 178075), (838, 170000), (850, 167600), (1000, 142460), (1250, 113968), (1360, 104750), (1676, 85000), (1700, 83800), (2000, 71230), (2095, 68000), (2125, 67040), (2500, 56984), (2720, 52375), (3352, 42500), (3400, 41900), (4000, 35615), (4190, 34000), (4250, 33520), (5000, 28492), (6704, 21250), (6800, 20950), (7123, 20000), (8380, 17000), (8500, 16760), (10000, 14246), (10475, 13600), (10625, 13408)]