25535320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20593}}^1$

素因数の和:20635

約数の個数: 32

約数和(自身を含む): 59310720

約数和(自身を除く): 33775400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 20593, 41186, 82372, 102965, 164744, 205930, 411860, 638383, 823720, 1276766, 2553532, 3191915, 5107064, 6383830, 12767660, 25535320]

約数ペア:

[(1, 25535320), (2, 12767660), (4, 6383830), (5, 5107064), (8, 3191915), (10, 2553532), (20, 1276766), (31, 823720), (40, 638383), (62, 411860), (124, 205930), (155, 164744), (248, 102965), (310, 82372), (620, 41186), (1240, 20593)]