42669520

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{13009}}^1$

素因数の和:13063

約数の個数: 40

約数和(自身を含む): 101634120

約数和(自身を除く): 58964600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 13009, 26018, 52036, 65045, 104072, 130090, 208144, 260180, 520360, 533369, 1040720, 1066738, 2133476, 2666845, 4266952, 5333690, 8533904, 10667380, 21334760, 42669520]

約数ペア:

[(1, 42669520), (2, 21334760), (4, 10667380), (5, 8533904), (8, 5333690), (10, 4266952), (16, 2666845), (20, 2133476), (40, 1066738), (41, 1040720), (80, 533369), (82, 520360), (164, 260180), (205, 208144), (328, 130090), (410, 104072), (656, 65045), (820, 52036), (1640, 26018), (3280, 13009)]