200385488

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:316

約数の個数: 80

約数和(自身を含む): 420687360

約数和(自身を除く): 220301872

約数列:

[1, 2, 4, 8, 16, 31, 37, 61, 62, 74, 122, 124, 148, 179, 244, 248, 296, 358, 488, 496, 592, 716, 976, 1147, 1432, 1891, 2257, 2294, 2864, 3782, 4514, 4588, 5549, 6623, 7564, 9028, 9176, 10919, 11098, 13246, 15128, 18056, 18352, 21838, 22196, 26492, 30256, 36112, 43676, 44392, 52984, 69967, 87352, 88784, 105968, 139934, 174704, 205313, 279868, 338489, 404003, 410626, 559736, 676978, 808006, 821252, 1119472, 1353956, 1616012, 1642504, 2707912, 3232024, 3285008, 5415824, 6464048, 12524093, 25048186, 50096372, 100192744, 200385488]

約数ペア:

[(1, 200385488), (2, 100192744), (4, 50096372), (8, 25048186), (16, 12524093), (31, 6464048), (37, 5415824), (61, 3285008), (62, 3232024), (74, 2707912), (122, 1642504), (124, 1616012), (148, 1353956), (179, 1119472), (244, 821252), (248, 808006), (296, 676978), (358, 559736), (488, 410626), (496, 404003), (592, 338489), (716, 279868), (976, 205313), (1147, 174704), (1432, 139934), (1891, 105968), (2257, 88784), (2294, 87352), (2864, 69967), (3782, 52984), (4514, 44392), (4588, 43676), (5549, 36112), (6623, 30256), (7564, 26492), (9028, 22196), (9176, 21838), (10919, 18352), (11098, 18056), (13246, 15128)]