52815320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{223}}^1$

素因数の和:456

約数の個数: 64

約数和(自身を含む): 123863040

約数和(自身を除く): 71047720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 191, 223, 248, 310, 382, 446, 620, 764, 892, 955, 1115, 1240, 1528, 1784, 1910, 2230, 3820, 4460, 5921, 6913, 7640, 8920, 11842, 13826, 23684, 27652, 29605, 34565, 42593, 47368, 55304, 59210, 69130, 85186, 118420, 138260, 170372, 212965, 236840, 276520, 340744, 425930, 851860, 1320383, 1703720, 2640766, 5281532, 6601915, 10563064, 13203830, 26407660, 52815320]

約数ペア:

[(1, 52815320), (2, 26407660), (4, 13203830), (5, 10563064), (8, 6601915), (10, 5281532), (20, 2640766), (31, 1703720), (40, 1320383), (62, 851860), (124, 425930), (155, 340744), (191, 276520), (223, 236840), (248, 212965), (310, 170372), (382, 138260), (446, 118420), (620, 85186), (764, 69130), (892, 59210), (955, 55304), (1115, 47368), (1240, 42593), (1528, 34565), (1784, 29605), (1910, 27652), (2230, 23684), (3820, 13826), (4460, 11842), (5921, 8920), (6913, 7640)]