207943700

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1307}}^1$

素因数の和:1401

約数の個数: 72

約数和(自身を含む): 474573792

約数和(自身を除く): 266630092

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 43, 50, 74, 86, 100, 148, 172, 185, 215, 370, 430, 740, 860, 925, 1075, 1307, 1591, 1850, 2150, 2614, 3182, 3700, 4300, 5228, 6364, 6535, 7955, 13070, 15910, 26140, 31820, 32675, 39775, 48359, 56201, 65350, 79550, 96718, 112402, 130700, 159100, 193436, 224804, 241795, 281005, 483590, 562010, 967180, 1124020, 1208975, 1405025, 2079437, 2417950, 2810050, 4158874, 4835900, 5620100, 8317748, 10397185, 20794370, 41588740, 51985925, 103971850, 207943700]

約数ペア:

[(1, 207943700), (2, 103971850), (4, 51985925), (5, 41588740), (10, 20794370), (20, 10397185), (25, 8317748), (37, 5620100), (43, 4835900), (50, 4158874), (74, 2810050), (86, 2417950), (100, 2079437), (148, 1405025), (172, 1208975), (185, 1124020), (215, 967180), (370, 562010), (430, 483590), (740, 281005), (860, 241795), (925, 224804), (1075, 193436), (1307, 159100), (1591, 130700), (1850, 112402), (2150, 96718), (2614, 79550), (3182, 65350), (3700, 56201), (4300, 48359), (5228, 39775), (6364, 32675), (6535, 31820), (7955, 26140), (13070, 15910)]