87010040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1123}}^1$

素因数の和:1296

約数の個数: 64

約数和(自身を含む): 212436000

約数和(自身を除く): 125425960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 149, 260, 298, 520, 596, 745, 1123, 1192, 1490, 1937, 2246, 2980, 3874, 4492, 5615, 5960, 7748, 8984, 9685, 11230, 14599, 15496, 19370, 22460, 29198, 38740, 44920, 58396, 72995, 77480, 116792, 145990, 167327, 291980, 334654, 583960, 669308, 836635, 1338616, 1673270, 2175251, 3346540, 4350502, 6693080, 8701004, 10876255, 17402008, 21752510, 43505020, 87010040]

約数ペア:

[(1, 87010040), (2, 43505020), (4, 21752510), (5, 17402008), (8, 10876255), (10, 8701004), (13, 6693080), (20, 4350502), (26, 3346540), (40, 2175251), (52, 1673270), (65, 1338616), (104, 836635), (130, 669308), (149, 583960), (260, 334654), (298, 291980), (520, 167327), (596, 145990), (745, 116792), (1123, 77480), (1192, 72995), (1490, 58396), (1937, 44920), (2246, 38740), (2980, 29198), (3874, 22460), (4492, 19370), (5615, 15496), (5960, 14599), (7748, 11230), (8984, 9685)]