208064792

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{463}}^1$

素因数の和:660

約数の個数: 64

約数和(自身を含む): 438480000

約数和(自身を除く): 230415208

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 104, 116, 149, 232, 298, 377, 463, 596, 754, 926, 1192, 1508, 1852, 1937, 3016, 3704, 3874, 4321, 6019, 7748, 8642, 12038, 13427, 15496, 17284, 24076, 26854, 34568, 48152, 53708, 56173, 68987, 107416, 112346, 137974, 174551, 224692, 275948, 349102, 449384, 551896, 698204, 896831, 1396408, 1793662, 2000623, 3587324, 4001246, 7174648, 8002492, 16004984, 26008099, 52016198, 104032396, 208064792]

約数ペア:

[(1, 208064792), (2, 104032396), (4, 52016198), (8, 26008099), (13, 16004984), (26, 8002492), (29, 7174648), (52, 4001246), (58, 3587324), (104, 2000623), (116, 1793662), (149, 1396408), (232, 896831), (298, 698204), (377, 551896), (463, 449384), (596, 349102), (754, 275948), (926, 224692), (1192, 174551), (1508, 137974), (1852, 112346), (1937, 107416), (3016, 68987), (3704, 56173), (3874, 53708), (4321, 48152), (6019, 34568), (7748, 26854), (8642, 24076), (12038, 17284), (13427, 15496)]