4898650000

素因数分解:

$2^4\times 5^5\times {\mathrm{97973}}^1$

素因数の和:98006

約数の個数: 60

約数和(自身を含む): 11863279764

約数和(自身を除く): 6964629764

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 3125, 5000, 6250, 10000, 12500, 25000, 50000, 97973, 195946, 391892, 489865, 783784, 979730, 1567568, 1959460, 2449325, 3918920, 4898650, 7837840, 9797300, 12246625, 19594600, 24493250, 39189200, 48986500, 61233125, 97973000, 122466250, 195946000, 244932500, 306165625, 489865000, 612331250, 979730000, 1224662500, 2449325000, 4898650000]

約数ペア:

[(1, 4898650000), (2, 2449325000), (4, 1224662500), (5, 979730000), (8, 612331250), (10, 489865000), (16, 306165625), (20, 244932500), (25, 195946000), (40, 122466250), (50, 97973000), (80, 61233125), (100, 48986500), (125, 39189200), (200, 24493250), (250, 19594600), (400, 12246625), (500, 9797300), (625, 7837840), (1000, 4898650), (1250, 3918920), (2000, 2449325), (2500, 1959460), (3125, 1567568), (5000, 979730), (6250, 783784), (10000, 489865), (12500, 391892), (25000, 195946), (50000, 97973)]