82156720

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{12373}}^1$

素因数の和:12469

約数の個数: 40

約数和(自身を含む): 193331376

約数和(自身を除く): 111174656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 6640, 12373, 24746, 49492, 61865, 98984, 123730, 197968, 247460, 494920, 989840, 1026959, 2053918, 4107836, 5134795, 8215672, 10269590, 16431344, 20539180, 41078360, 82156720]

約数ペア:

[(1, 82156720), (2, 41078360), (4, 20539180), (5, 16431344), (8, 10269590), (10, 8215672), (16, 5134795), (20, 4107836), (40, 2053918), (80, 1026959), (83, 989840), (166, 494920), (332, 247460), (415, 197968), (664, 123730), (830, 98984), (1328, 61865), (1660, 49492), (3320, 24746), (6640, 12373)]