209260900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2459}}^1$

素因数の和:2533

約数の個数: 72

約数和(自身を含む): 486843840

約数和(自身を除く): 277582940

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 37, 46, 50, 74, 92, 100, 115, 148, 185, 230, 370, 460, 575, 740, 851, 925, 1150, 1702, 1850, 2300, 2459, 3404, 3700, 4255, 4918, 8510, 9836, 12295, 17020, 21275, 24590, 42550, 49180, 56557, 61475, 85100, 90983, 113114, 122950, 181966, 226228, 245900, 282785, 363932, 454915, 565570, 909830, 1131140, 1413925, 1819660, 2092609, 2274575, 2827850, 4185218, 4549150, 5655700, 8370436, 9098300, 10463045, 20926090, 41852180, 52315225, 104630450, 209260900]

約数ペア:

[(1, 209260900), (2, 104630450), (4, 52315225), (5, 41852180), (10, 20926090), (20, 10463045), (23, 9098300), (25, 8370436), (37, 5655700), (46, 4549150), (50, 4185218), (74, 2827850), (92, 2274575), (100, 2092609), (115, 1819660), (148, 1413925), (185, 1131140), (230, 909830), (370, 565570), (460, 454915), (575, 363932), (740, 282785), (851, 245900), (925, 226228), (1150, 181966), (1702, 122950), (1850, 113114), (2300, 90983), (2459, 85100), (3404, 61475), (3700, 56557), (4255, 49180), (4918, 42550), (8510, 24590), (9836, 21275), (12295, 17020)]