5192021680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{19379}}^1$

素因数の和:19606

約数の個数: 80

約数和(自身を含む): 12847079520

約数和(自身を除く): 7655057840

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 197, 272, 340, 394, 680, 788, 985, 1360, 1576, 1970, 3152, 3349, 3940, 6698, 7880, 13396, 15760, 16745, 19379, 26792, 33490, 38758, 53584, 66980, 77516, 96895, 133960, 155032, 193790, 267920, 310064, 329443, 387580, 658886, 775160, 1317772, 1550320, 1647215, 2635544, 3294430, 3817663, 5271088, 6588860, 7635326, 13177720, 15270652, 19088315, 26355440, 30541304, 38176630, 61082608, 64900271, 76353260, 129800542, 152706520, 259601084, 305413040, 324501355, 519202168, 649002710, 1038404336, 1298005420, 2596010840, 5192021680]

約数ペア:

[(1, 5192021680), (2, 2596010840), (4, 1298005420), (5, 1038404336), (8, 649002710), (10, 519202168), (16, 324501355), (17, 305413040), (20, 259601084), (34, 152706520), (40, 129800542), (68, 76353260), (80, 64900271), (85, 61082608), (136, 38176630), (170, 30541304), (197, 26355440), (272, 19088315), (340, 15270652), (394, 13177720), (680, 7635326), (788, 6588860), (985, 5271088), (1360, 3817663), (1576, 3294430), (1970, 2635544), (3152, 1647215), (3349, 1550320), (3940, 1317772), (6698, 775160), (7880, 658886), (13396, 387580), (15760, 329443), (16745, 310064), (19379, 267920), (26792, 193790), (33490, 155032), (38758, 133960), (53584, 96895), (66980, 77516)]