26496080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{349}}^1$

素因数の和:448

約数の個数: 80

約数和(自身を含む): 67443600

約数和(自身を除く): 40947520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 73, 80, 104, 130, 146, 208, 260, 292, 349, 365, 520, 584, 698, 730, 949, 1040, 1168, 1396, 1460, 1745, 1898, 2792, 2920, 3490, 3796, 4537, 4745, 5584, 5840, 6980, 7592, 9074, 9490, 13960, 15184, 18148, 18980, 22685, 25477, 27920, 36296, 37960, 45370, 50954, 72592, 75920, 90740, 101908, 127385, 181480, 203816, 254770, 331201, 362960, 407632, 509540, 662402, 1019080, 1324804, 1656005, 2038160, 2649608, 3312010, 5299216, 6624020, 13248040, 26496080]

約数ペア:

[(1, 26496080), (2, 13248040), (4, 6624020), (5, 5299216), (8, 3312010), (10, 2649608), (13, 2038160), (16, 1656005), (20, 1324804), (26, 1019080), (40, 662402), (52, 509540), (65, 407632), (73, 362960), (80, 331201), (104, 254770), (130, 203816), (146, 181480), (208, 127385), (260, 101908), (292, 90740), (349, 75920), (365, 72592), (520, 50954), (584, 45370), (698, 37960), (730, 36296), (949, 27920), (1040, 25477), (1168, 22685), (1396, 18980), (1460, 18148), (1745, 15184), (1898, 13960), (2792, 9490), (2920, 9074), (3490, 7592), (3796, 6980), (4537, 5840), (4745, 5584)]