331375120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{3259}}^1$

素因数の和:3344

約数の個数: 80

約数和(自身を含む): 814947840

約数和(自身を除く): 483572720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 41, 62, 80, 82, 124, 155, 164, 205, 248, 310, 328, 410, 496, 620, 656, 820, 1240, 1271, 1640, 2480, 2542, 3259, 3280, 5084, 6355, 6518, 10168, 12710, 13036, 16295, 20336, 25420, 26072, 32590, 50840, 52144, 65180, 101029, 101680, 130360, 133619, 202058, 260720, 267238, 404116, 505145, 534476, 668095, 808232, 1010290, 1068952, 1336190, 1616464, 2020580, 2137904, 2672380, 4041160, 4142189, 5344760, 8082320, 8284378, 10689520, 16568756, 20710945, 33137512, 41421890, 66275024, 82843780, 165687560, 331375120]

約数ペア:

[(1, 331375120), (2, 165687560), (4, 82843780), (5, 66275024), (8, 41421890), (10, 33137512), (16, 20710945), (20, 16568756), (31, 10689520), (40, 8284378), (41, 8082320), (62, 5344760), (80, 4142189), (82, 4041160), (124, 2672380), (155, 2137904), (164, 2020580), (205, 1616464), (248, 1336190), (310, 1068952), (328, 1010290), (410, 808232), (496, 668095), (620, 534476), (656, 505145), (820, 404116), (1240, 267238), (1271, 260720), (1640, 202058), (2480, 133619), (2542, 130360), (3259, 101680), (3280, 101029), (5084, 65180), (6355, 52144), (6518, 50840), (10168, 32590), (12710, 26072), (13036, 25420), (16295, 20336)]