202858640

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:456

約数の個数: 80

約数和(自身を含む): 482969088

約数和(自身を除く): 280110448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 137, 166, 223, 274, 332, 415, 446, 548, 664, 685, 830, 892, 1096, 1115, 1328, 1370, 1660, 1784, 2192, 2230, 2740, 3320, 3568, 4460, 5480, 6640, 8920, 10960, 11371, 17840, 18509, 22742, 30551, 37018, 45484, 56855, 61102, 74036, 90968, 92545, 113710, 122204, 148072, 152755, 181936, 185090, 227420, 244408, 296144, 305510, 370180, 454840, 488816, 611020, 740360, 909680, 1222040, 1480720, 2444080, 2535733, 5071466, 10142932, 12678665, 20285864, 25357330, 40571728, 50714660, 101429320, 202858640]

約数ペア:

[(1, 202858640), (2, 101429320), (4, 50714660), (5, 40571728), (8, 25357330), (10, 20285864), (16, 12678665), (20, 10142932), (40, 5071466), (80, 2535733), (83, 2444080), (137, 1480720), (166, 1222040), (223, 909680), (274, 740360), (332, 611020), (415, 488816), (446, 454840), (548, 370180), (664, 305510), (685, 296144), (830, 244408), (892, 227420), (1096, 185090), (1115, 181936), (1328, 152755), (1370, 148072), (1660, 122204), (1784, 113710), (2192, 92545), (2230, 90968), (2740, 74036), (3320, 61102), (3568, 56855), (4460, 45484), (5480, 37018), (6640, 30551), (8920, 22742), (10960, 18509), (11371, 17840)]