55087300

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:637

約数の個数: 72

約数和(自身を含む): 127866816

約数和(自身を除く): 72779516

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 43, 46, 50, 86, 92, 100, 115, 172, 215, 230, 430, 460, 557, 575, 860, 989, 1075, 1114, 1150, 1978, 2150, 2228, 2300, 2785, 3956, 4300, 4945, 5570, 9890, 11140, 12811, 13925, 19780, 23951, 24725, 25622, 27850, 47902, 49450, 51244, 55700, 64055, 95804, 98900, 119755, 128110, 239510, 256220, 320275, 479020, 550873, 598775, 640550, 1101746, 1197550, 1281100, 2203492, 2395100, 2754365, 5508730, 11017460, 13771825, 27543650, 55087300]

約数ペア:

[(1, 55087300), (2, 27543650), (4, 13771825), (5, 11017460), (10, 5508730), (20, 2754365), (23, 2395100), (25, 2203492), (43, 1281100), (46, 1197550), (50, 1101746), (86, 640550), (92, 598775), (100, 550873), (115, 479020), (172, 320275), (215, 256220), (230, 239510), (430, 128110), (460, 119755), (557, 98900), (575, 95804), (860, 64055), (989, 55700), (1075, 51244), (1114, 49450), (1150, 47902), (1978, 27850), (2150, 25622), (2228, 24725), (2300, 23951), (2785, 19780), (3956, 13925), (4300, 12811), (4945, 11140), (5570, 9890)]