69887920

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^2\times {\mathrm{311}}^1$

素因数の和:430

約数の個数: 60

約数和(自身を含む): 166145616

約数和(自身を除く): 96257696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 311, 424, 530, 622, 848, 1060, 1244, 1555, 2120, 2488, 2809, 3110, 4240, 4976, 5618, 6220, 11236, 12440, 14045, 16483, 22472, 24880, 28090, 32966, 44944, 56180, 65932, 82415, 112360, 131864, 164830, 224720, 263728, 329660, 659320, 873599, 1318640, 1747198, 3494396, 4367995, 6988792, 8735990, 13977584, 17471980, 34943960, 69887920]

約数ペア:

[(1, 69887920), (2, 34943960), (4, 17471980), (5, 13977584), (8, 8735990), (10, 6988792), (16, 4367995), (20, 3494396), (40, 1747198), (53, 1318640), (80, 873599), (106, 659320), (212, 329660), (265, 263728), (311, 224720), (424, 164830), (530, 131864), (622, 112360), (848, 82415), (1060, 65932), (1244, 56180), (1555, 44944), (2120, 32966), (2488, 28090), (2809, 24880), (3110, 22472), (4240, 16483), (4976, 14045), (5618, 12440), (6220, 11236)]