51209520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6883}}^1$

素因数の和:6930

約数の個数: 80

約数和(自身を含む): 163894272

約数和(自身を除く): 112684752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 6883, 7440, 13766, 20649, 27532, 34415, 41298, 55064, 68830, 82596, 103245, 110128, 137660, 165192, 206490, 213373, 275320, 330384, 412980, 426746, 550640, 640119, 825960, 853492, 1066865, 1280238, 1651920, 1706984, 2133730, 2560476, 3200595, 3413968, 4267460, 5120952, 6401190, 8534920, 10241904, 12802380, 17069840, 25604760, 51209520]

約数ペア:

[(1, 51209520), (2, 25604760), (3, 17069840), (4, 12802380), (5, 10241904), (6, 8534920), (8, 6401190), (10, 5120952), (12, 4267460), (15, 3413968), (16, 3200595), (20, 2560476), (24, 2133730), (30, 1706984), (31, 1651920), (40, 1280238), (48, 1066865), (60, 853492), (62, 825960), (80, 640119), (93, 550640), (120, 426746), (124, 412980), (155, 330384), (186, 275320), (240, 213373), (248, 206490), (310, 165192), (372, 137660), (465, 110128), (496, 103245), (620, 82596), (744, 68830), (930, 55064), (1240, 41298), (1488, 34415), (1860, 27532), (2480, 20649), (3720, 13766), (6883, 7440)]